summaryrefslogtreecommitdiffstats
path: root/system/database
diff options
context:
space:
mode:
Diffstat (limited to 'system/database')
-rwxr-xr-xsystem/database/DB.php20
-rw-r--r--system/database/DB_driver.php18
-rw-r--r--system/database/DB_forge.php61
-rw-r--r--system/database/DB_query_builder.php (renamed from system/database/DB_active_rec.php)537
-rw-r--r--system/database/DB_result.php2
-rw-r--r--system/database/DB_utility.php120
-rw-r--r--system/database/drivers/cubrid/cubrid_driver.php117
-rw-r--r--system/database/drivers/cubrid/cubrid_forge.php157
-rw-r--r--system/database/drivers/cubrid/cubrid_result.php64
-rw-r--r--system/database/drivers/cubrid/cubrid_utility.php56
-rw-r--r--system/database/drivers/interbase/interbase_driver.php35
-rw-r--r--system/database/drivers/interbase/interbase_forge.php59
-rw-r--r--system/database/drivers/interbase/interbase_result.php17
-rw-r--r--system/database/drivers/interbase/interbase_utility.php67
-rw-r--r--system/database/drivers/mssql/mssql_driver.php58
-rw-r--r--system/database/drivers/mssql/mssql_forge.php60
-rw-r--r--system/database/drivers/mssql/mssql_result.php4
-rw-r--r--system/database/drivers/mssql/mssql_utility.php45
-rw-r--r--system/database/drivers/mysql/mysql_driver.php67
-rw-r--r--system/database/drivers/mysql/mysql_forge.php59
-rw-r--r--system/database/drivers/mysql/mysql_result.php2
-rw-r--r--system/database/drivers/mysql/mysql_utility.php45
-rw-r--r--system/database/drivers/mysqli/mysqli_driver.php33
-rw-r--r--system/database/drivers/mysqli/mysqli_forge.php58
-rw-r--r--system/database/drivers/mysqli/mysqli_result.php4
-rw-r--r--system/database/drivers/mysqli/mysqli_utility.php46
-rw-r--r--system/database/drivers/oci8/oci8_driver.php21
-rw-r--r--system/database/drivers/oci8/oci8_forge.php62
-rw-r--r--system/database/drivers/oci8/oci8_result.php4
-rw-r--r--system/database/drivers/oci8/oci8_utility.php47
-rw-r--r--system/database/drivers/odbc/odbc_driver.php37
-rw-r--r--system/database/drivers/odbc/odbc_forge.php77
-rw-r--r--system/database/drivers/odbc/odbc_result.php16
-rw-r--r--system/database/drivers/odbc/odbc_utility.php59
-rw-r--r--system/database/drivers/pdo/pdo_driver.php125
-rw-r--r--system/database/drivers/pdo/pdo_forge.php77
-rw-r--r--system/database/drivers/pdo/pdo_result.php17
-rw-r--r--system/database/drivers/pdo/pdo_utility.php59
-rw-r--r--system/database/drivers/postgre/postgre_driver.php114
-rw-r--r--system/database/drivers/postgre/postgre_forge.php123
-rw-r--r--system/database/drivers/postgre/postgre_result.php2
-rw-r--r--system/database/drivers/postgre/postgre_utility.php41
-rw-r--r--system/database/drivers/sqlite/sqlite_driver.php32
-rw-r--r--system/database/drivers/sqlite/sqlite_forge.php38
-rw-r--r--system/database/drivers/sqlite/sqlite_result.php2
-rw-r--r--system/database/drivers/sqlite/sqlite_utility.php47
-rw-r--r--system/database/drivers/sqlite3/sqlite3_driver.php34
-rw-r--r--system/database/drivers/sqlite3/sqlite3_forge.php48
-rw-r--r--system/database/drivers/sqlite3/sqlite3_result.php14
-rw-r--r--system/database/drivers/sqlite3/sqlite3_utility.php63
-rw-r--r--system/database/drivers/sqlsrv/sqlsrv_driver.php36
-rw-r--r--system/database/drivers/sqlsrv/sqlsrv_forge.php60
-rw-r--r--system/database/drivers/sqlsrv/sqlsrv_result.php16
-rw-r--r--system/database/drivers/sqlsrv/sqlsrv_utility.php47
54 files changed, 832 insertions, 2297 deletions
diff --git a/system/database/DB.php b/system/database/DB.php
index 0d81e40d3..b28439b29 100755
--- a/system/database/DB.php
+++ b/system/database/DB.php
@@ -32,9 +32,9 @@
* @author EllisLab Dev Team
* @link http://codeigniter.com/user_guide/database/
* @param string
- * @param bool Determines if active record should be used or not
+ * @param bool Determines if query builder should be used or not
*/
-function &DB($params = '', $active_record_override = NULL)
+function &DB($params = '', $query_builder_override = NULL)
{
// Load the DB config file if a DSN string wasn't passed
if (is_string($params) && strpos($params, '://') === FALSE)
@@ -111,22 +111,22 @@ function &DB($params = '', $active_record_override = NULL)
show_error('You have not selected a database type to connect to.');
}
- // Load the DB classes. Note: Since the active record class is optional
+ // Load the DB classes. Note: Since the query builder class is optional
// we need to dynamically create a class that extends proper parent class
- // based on whether we're using the active record class or not.
- if ($active_record_override !== NULL)
+ // based on whether we're using the query builder class or not.
+ if ($query_builder_override !== NULL)
{
- $active_record = $active_record_override;
+ $query_builder = $query_builder_override;
}
require_once(BASEPATH.'database/DB_driver.php');
- if ( ! isset($active_record) OR $active_record == TRUE)
+ if ( ! isset($query_builder) OR $query_builder == TRUE)
{
- require_once(BASEPATH.'database/DB_active_rec.php');
+ require_once(BASEPATH.'database/DB_query_builder.php');
if ( ! class_exists('CI_DB'))
{
- class CI_DB extends CI_DB_active_record { }
+ class CI_DB extends CI_DB_query_builder { }
}
}
elseif ( ! class_exists('CI_DB'))
@@ -159,4 +159,4 @@ function &DB($params = '', $active_record_override = NULL)
}
/* End of file DB.php */
-/* Location: ./system/database/DB.php */ \ No newline at end of file
+/* Location: ./system/database/DB.php */
diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php
index 8b030af77..ef77b594e 100644
--- a/system/database/DB_driver.php
+++ b/system/database/DB_driver.php
@@ -335,7 +335,7 @@ abstract class CI_DB_driver {
}
// Start the Query Timer
- $time_start = list($sm, $ss) = explode(' ', microtime());
+ $time_start = microtime(TRUE);
// Run the Query
if (FALSE === ($this->result_id = $this->simple_query($sql)))
@@ -370,12 +370,12 @@ abstract class CI_DB_driver {
}
// Stop and aggregate the query time results
- $time_end = list($em, $es) = explode(' ', microtime());
- $this->benchmark += ($em + $es) - ($sm + $ss);
+ $time_end = microtime(TRUE);
+ $this->benchmark += $time_end - $time_start;
if ($this->save_queries == TRUE)
{
- $this->query_times[] = ($em + $es) - ($sm + $ss);
+ $this->query_times[] = $time_end - $time_start;
}
// Increment the query counter
@@ -637,7 +637,7 @@ abstract class CI_DB_driver {
*/
public function is_write_type($sql)
{
- return (bool) preg_match('/^\s*"?(SET|INSERT|UPDATE|DELETE|REPLACE|CREATE|DROP|TRUNCATE|LOAD DATA|COPY|ALTER|RENAME|GRANT|REVOKE|LOCK|UNLOCK|OPTIMIZE|REINDEX)\s+/i', $sql);
+ return (bool) preg_match('/^\s*"?(SET|INSERT|UPDATE|DELETE|REPLACE|CREATE|DROP|TRUNCATE|LOAD DATA|COPY|ALTER|RENAME|GRANT|REVOKE|LOCK|UNLOCK|REINDEX)\s+/i', $sql);
}
// --------------------------------------------------------------------
@@ -1208,7 +1208,7 @@ abstract class CI_DB_driver {
/**
* Protect Identifiers
*
- * This function is used extensively by the Active Record class, and by
+ * This function is used extensively by the Query Builder class, and by
* a couple functions in this class.
* It takes a column or table name (optionally with an alias) and inserts
* the table prefix onto it. Some logic is necessary in order to deal with
@@ -1283,7 +1283,7 @@ abstract class CI_DB_driver {
// Does the first segment of the exploded item match
// one of the aliases previously identified? If so,
// we have nothing more to do other than escape the item
- if (in_array($parts[0], $this->ar_aliased_tables))
+ if (in_array($parts[0], $this->qb_aliased_tables))
{
if ($protect_identifiers === TRUE)
{
@@ -1380,7 +1380,7 @@ abstract class CI_DB_driver {
// --------------------------------------------------------------------
/**
- * Dummy method that allows Active Record class to be disabled
+ * Dummy method that allows Query Builder class to be disabled
*
* This function is used extensively by every db driver.
*
@@ -1393,4 +1393,4 @@ abstract class CI_DB_driver {
}
/* End of file DB_driver.php */
-/* Location: ./system/database/DB_driver.php */ \ No newline at end of file
+/* Location: ./system/database/DB_driver.php */
diff --git a/system/database/DB_forge.php b/system/database/DB_forge.php
index 34c502a99..a519575f0 100644
--- a/system/database/DB_forge.php
+++ b/system/database/DB_forge.php
@@ -25,10 +25,8 @@
* @filesource
*/
-// ------------------------------------------------------------------------
-
/**
- * Database Utility Class
+ * Database Forge Class
*
* @category Database
* @author EllisLab Dev Team
@@ -41,6 +39,12 @@ abstract class CI_DB_forge {
public $primary_keys = array();
public $db_char_set = '';
+ // Platform specific SQL strings
+ protected $_create_database = 'CREATE DATABASE %s';
+ protected $_drop_database = 'DROP DATABASE %s';
+ protected $_drop_table = 'DROP TABLE IF EXISTS %s';
+ protected $_rename_table = 'ALTER TABLE %s RENAME TO %s';
+
public function __construct()
{
// Assign the main database object to $this->db
@@ -59,8 +63,16 @@ abstract class CI_DB_forge {
*/
public function create_database($db_name)
{
- $sql = $this->_create_database($db_name);
- return is_bool($sql) ? $sql : $this->db->query($sql);
+ if ($this->_create_database === FALSE)
+ {
+ return ($this->db->db_debug) ? $this->db->display_error('db_unsuported_feature') : FALSE;
+ }
+ elseif ( ! $this->db->query(sprintf($this->_create_database, $db_name, $this->db->char_set, $this->db->dbcollat)))
+ {
+ return ($this->db->db_debug) ? $this->db->display_error('db_unable_to_drop') : FALSE;
+ }
+
+ return TRUE;
}
// --------------------------------------------------------------------
@@ -73,8 +85,21 @@ abstract class CI_DB_forge {
*/
public function drop_database($db_name)
{
- $sql = $this->_drop_database($db_name);
- return is_bool($sql) ? $sql : $this->db->query($sql);
+ if ($db_name == '')
+ {
+ show_error('A table name is required for that operation.');
+ return FALSE;
+ }
+ elseif ($this->_drop_database === FALSE)
+ {
+ return ($this->db->db_debug) ? $this->db->display_error('db_unsuported_feature') : FALSE;
+ }
+ elseif ( ! $this->db->query(sprintf($this->_drop_database, $db_name)))
+ {
+ return ($this->db->db_debug) ? $this->db->display_error('db_unable_to_drop') : FALSE;
+ }
+
+ return TRUE;
}
// --------------------------------------------------------------------
@@ -197,8 +222,16 @@ abstract class CI_DB_forge {
*/
public function drop_table($table_name)
{
- $sql = $this->_drop_table($this->db->dbprefix.$table_name);
- return is_bool($sql) ? $sql : $this->db->query($sql);
+ if ($table_name == '')
+ {
+ return ($this->db->db_debug) ? $this->db->display_error('db_table_name_required') : FALSE;
+ }
+ elseif ($this->_drop_table === FALSE)
+ {
+ return ($this->db->db_debug) ? $this->db->display_error('db_unsuported_feature') : FALSE;
+ }
+
+ return $this->db->query(sprintf($this->_drop_table, $this->db->escape_identifiers($this->db->dbprefix.$table_name)));
}
// --------------------------------------------------------------------
@@ -215,9 +248,17 @@ abstract class CI_DB_forge {
if ($table_name == '' OR $new_table_name == '')
{
show_error('A table name is required for that operation.');
+ return FALSE;
+ }
+ elseif ($this->_rename_table === FALSE)
+ {
+ return ($this->db->db_debug) ? $this->db->display_error('db_unsuported_feature') : FALSE;
}
- return $this->db->query($this->_rename_table($this->db->dbprefix.$table_name, $this->db->dbprefix.$new_table_name));
+ return $this->db->query(sprintf($this->_rename_table,
+ $this->db->escape_identifiers($this->db->dbprefix.$table_name),
+ $this->db->escape_identifiers($this->db->dbprefix.$new_table_name))
+ );
}
// --------------------------------------------------------------------
diff --git a/system/database/DB_active_rec.php b/system/database/DB_query_builder.php
index a19f9bedd..393a1cd75 100644
--- a/system/database/DB_active_rec.php
+++ b/system/database/DB_query_builder.php
@@ -26,9 +26,9 @@
*/
/**
- * Active Record Class
+ * Query Builder Class
*
- * This is the platform-independent base Active Record implementation class.
+ * This is the platform-independent base Query Builder implementation class.
*
* @package CodeIgniter
* @subpackage Drivers
@@ -36,46 +36,47 @@
* @author EllisLab Dev Team
* @link http://codeigniter.com/user_guide/database/
*/
-abstract class CI_DB_active_record extends CI_DB_driver {
+
+abstract class CI_DB_query_builder extends CI_DB_driver {
protected $return_delete_sql = FALSE;
protected $reset_delete_data = FALSE;
- protected $ar_select = array();
- protected $ar_distinct = FALSE;
- protected $ar_from = array();
- protected $ar_join = array();
- protected $ar_where = array();
- protected $ar_like = array();
- protected $ar_groupby = array();
- protected $ar_having = array();
- protected $ar_keys = array();
- protected $ar_limit = FALSE;
- protected $ar_offset = FALSE;
- protected $ar_order = FALSE;
- protected $ar_orderby = array();
- protected $ar_set = array();
- protected $ar_wherein = array();
- protected $ar_aliased_tables = array();
- protected $ar_store_array = array();
- protected $ar_where_group_started = FALSE;
- protected $ar_where_group_count = 0;
-
- // Active Record Caching variables
- protected $ar_caching = FALSE;
- protected $ar_cache_exists = array();
- protected $ar_cache_select = array();
- protected $ar_cache_from = array();
- protected $ar_cache_join = array();
- protected $ar_cache_where = array();
- protected $ar_cache_like = array();
- protected $ar_cache_groupby = array();
- protected $ar_cache_having = array();
- protected $ar_cache_orderby = array();
- protected $ar_cache_set = array();
-
- protected $ar_no_escape = array();
- protected $ar_cache_no_escape = array();
+ protected $qb_select = array();
+ protected $qb_distinct = FALSE;
+ protected $qb_from = array();
+ protected $qb_join = array();
+ protected $qb_where = array();
+ protected $qb_like = array();
+ protected $qb_groupby = array();
+ protected $qb_having = array();
+ protected $qb_keys = array();
+ protected $qb_limit = FALSE;
+ protected $qb_offset = FALSE;
+ protected $qb_order = FALSE;
+ protected $qb_orderby = array();
+ protected $qb_set = array();
+ protected $qb_wherein = array();
+ protected $qb_aliased_tables = array();
+ protected $qb_store_array = array();
+ protected $qb_where_group_started = FALSE;
+ protected $qb_where_group_count = 0;
+
+ // Query Builder Caching variables
+ protected $qb_caching = FALSE;
+ protected $qb_cache_exists = array();
+ protected $qb_cache_select = array();
+ protected $qb_cache_from = array();
+ protected $qb_cache_join = array();
+ protected $qb_cache_where = array();
+ protected $qb_cache_like = array();
+ protected $qb_cache_groupby = array();
+ protected $qb_cache_having = array();
+ protected $qb_cache_orderby = array();
+ protected $qb_cache_set = array();
+
+ protected $qb_no_escape = array();
+ protected $qb_cache_no_escape = array();
/**
* Select
@@ -98,14 +99,14 @@ abstract class CI_DB_active_record extends CI_DB_driver {
if ($val != '')
{
- $this->ar_select[] = $val;
- $this->ar_no_escape[] = $escape;
+ $this->qb_select[] = $val;
+ $this->qb_no_escape[] = $escape;
- if ($this->ar_caching === TRUE)
+ if ($this->qb_caching === TRUE)
{
- $this->ar_cache_select[] = $val;
- $this->ar_cache_exists[] = 'select';
- $this->ar_cache_no_escape[] = $escape;
+ $this->qb_cache_select[] = $val;
+ $this->qb_cache_exists[] = 'select';
+ $this->qb_cache_no_escape[] = $escape;
}
}
}
@@ -211,13 +212,14 @@ abstract class CI_DB_active_record extends CI_DB_driver {
}
$sql = $this->protect_identifiers($type.'('.trim($select).')').' AS '.$this->protect_identifiers(trim($alias));
- $this->ar_select[] = $sql;
- $this->ar_no_escape[] = NULL;
+
+ $this->qb_select[] = $sql;
+ $this->qb_no_escape[] = NULL;
- if ($this->ar_caching === TRUE)
+ if ($this->qb_caching === TRUE)
{
- $this->ar_cache_select[] = $sql;
- $this->ar_cache_exists[] = 'select';
+ $this->qb_cache_select[] = $sql;
+ $this->qb_cache_exists[] = 'select';
}
return $this;
@@ -254,7 +256,7 @@ abstract class CI_DB_active_record extends CI_DB_driver {
*/
public function distinct($val = TRUE)
{
- $this->ar_distinct = (is_bool($val)) ? $val : TRUE;
+ $this->qb_distinct = (is_bool($val)) ? $val : TRUE;
return $this;
}
@@ -278,12 +280,13 @@ abstract class CI_DB_active_record extends CI_DB_driver {
{
$v = trim($v);
$this->_track_aliases($v);
- $v = $this->ar_from[] = $this->protect_identifiers($v, TRUE, NULL, FALSE);
- if ($this->ar_caching === TRUE)
+ $v = $this->qb_from[] = $this->protect_identifiers($v, TRUE, NULL, FALSE);
+
+ if ($this->qb_caching === TRUE)
{
- $this->ar_cache_from[] = $v;
- $this->ar_cache_exists[] = 'from';
+ $this->qb_cache_from[] = $v;
+ $this->qb_cache_exists[] = 'from';
}
}
}
@@ -292,14 +295,15 @@ abstract class CI_DB_active_record extends CI_DB_driver {
$val = trim($val);
// Extract any aliases that might exist. We use this information
- // in the _protect_identifiers to know whether to add a table prefix
+ // in the protect_identifiers to know whether to add a table prefix
$this->_track_aliases($val);
- $this->ar_from[] = $val = $this->protect_identifiers($val, TRUE, NULL, FALSE);
- if ($this->ar_caching === TRUE)
+ $this->qb_from[] = $val = $this->protect_identifiers($val, TRUE, NULL, FALSE);
+
+ if ($this->qb_caching === TRUE)
{
- $this->ar_cache_from[] = $val;
- $this->ar_cache_exists[] = 'from';
+ $this->qb_cache_from[] = $val;
+ $this->qb_cache_exists[] = 'from';
}
}
}
@@ -336,7 +340,7 @@ abstract class CI_DB_active_record extends CI_DB_driver {
}
// Extract any aliases that might exist. We use this information
- // in the _protect_identifiers to know whether to add a table prefix
+ // in the protect_identifiers to know whether to add a table prefix
$this->_track_aliases($table);
// Strip apart the condition and protect the identifiers
@@ -346,12 +350,12 @@ abstract class CI_DB_active_record extends CI_DB_driver {
}
// Assemble the JOIN statement
- $this->ar_join[] = $join = $type.'JOIN '.$this->protect_identifiers($table, TRUE, NULL, FALSE).' ON '.$cond;
+ $this->qb_join[] = $join = $type.'JOIN '.$this->protect_identifiers($table, TRUE, NULL, FALSE).' ON '.$cond;
- if ($this->ar_caching === TRUE)
+ if ($this->qb_caching === TRUE)
{
- $this->ar_cache_join[] = $join;
- $this->ar_cache_exists[] = 'join';
+ $this->qb_cache_join[] = $join;
+ $this->qb_cache_exists[] = 'join';
}
return $this;
@@ -420,7 +424,7 @@ abstract class CI_DB_active_record extends CI_DB_driver {
foreach ($key as $k => $v)
{
- $prefix = (count($this->ar_where) === 0 && count($this->ar_cache_where) === 0) ? '' : $type;
+ $prefix = (count($this->qb_where) === 0 && count($this->qb_cache_where) === 0) ? '' : $type;
if (is_null($v) && ! $this->_has_operator($k))
{
@@ -446,11 +450,11 @@ abstract class CI_DB_active_record extends CI_DB_driver {
$k = $this->protect_identifiers($k, FALSE, $escape);
}
- $this->ar_where[] = $prefix.$k.$v;
- if ($this->ar_caching === TRUE)
+ $this->qb_where[] = $prefix.$k.$v;
+ if ($this->qb_caching === TRUE)
{
- $this->ar_cache_where[] = $prefix.$k.$v;
- $this->ar_cache_exists[] = 'where';
+ $this->qb_cache_where[] = $prefix.$k.$v;
+ $this->qb_cache_exists[] = 'where';
}
}
@@ -557,20 +561,20 @@ abstract class CI_DB_active_record extends CI_DB_driver {
foreach ($values as $value)
{
- $this->ar_wherein[] = $this->escape($value);
+ $this->qb_wherein[] = $this->escape($value);
}
- $prefix = (count($this->ar_where) === 0) ? '' : $type;
- $this->ar_where[] = $where_in = $prefix.$this->protect_identifiers($key).$not.' IN ('.implode(', ', $this->ar_wherein).') ';
+ $prefix = (count($this->qb_where) === 0) ? '' : $type;
+ $this->qb_where[] = $where_in = $prefix.$this->protect_identifiers($key).$not.' IN ('.implode(', ', $this->qb_wherein).') ';
- if ($this->ar_caching === TRUE)
+ if ($this->qb_caching === TRUE)
{
- $this->ar_cache_where[] = $where_in;
- $this->ar_cache_exists[] = 'where';
+ $this->qb_cache_where[] = $where_in;
+ $this->qb_cache_exists[] = 'where';
}
// reset the array for multiple calls
- $this->ar_wherein = array();
+ $this->qb_wherein = array();
return $this;
}
@@ -666,7 +670,7 @@ abstract class CI_DB_active_record extends CI_DB_driver {
foreach ($field as $k => $v)
{
$k = $this->protect_identifiers($k);
- $prefix = (count($this->ar_like) === 0) ? '' : $type;
+ $prefix = (count($this->qb_like) === 0) ? '' : $type;
$v = $this->escape_like_str($v);
if ($side === 'none')
@@ -692,11 +696,11 @@ abstract class CI_DB_active_record extends CI_DB_driver {
$like_statement = $like_statement.sprintf($this->_like_escape_str, $this->_like_escape_chr);
}
- $this->ar_like[] = $like_statement;
- if ($this->ar_caching === TRUE)
+ $this->qb_like[] = $like_statement;
+ if ($this->qb_caching === TRUE)
{
- $this->ar_cache_like[] = $like_statement;
- $this->ar_cache_exists[] = 'like';
+ $this->qb_cache_like[] = $like_statement;
+ $this->qb_cache_exists[] = 'like';
}
}
@@ -716,13 +720,14 @@ abstract class CI_DB_active_record extends CI_DB_driver {
public function group_start($not = '', $type = 'AND ')
{
$type = $this->_group_get_type($type);
- $this->ar_where_group_started = TRUE;
- $prefix = (count($this->ar_where) === 0 && count($this->ar_cache_where) === 0) ? '' : $type;
- $this->ar_where[] = $value = $prefix.$not.str_repeat(' ', ++$this->ar_where_group_count).' (';
- if ($this->ar_caching)
+ $this->qb_where_group_started = TRUE;
+ $prefix = (count($this->qb_where) === 0 && count($this->qb_cache_where) === 0) ? '' : $type;
+ $this->qb_where[] = $value = $prefix.$not.str_repeat(' ', ++$this->qb_where_group_count).' (';
+
+ if ($this->qb_caching)
{
- $this->ar_cache_where[] = $value;
+ $this->qb_cache_where[] = $value;
}
return $this;
@@ -773,12 +778,12 @@ abstract class CI_DB_active_record extends CI_DB_driver {
*/
public function group_end()
{
- $this->ar_where_group_started = FALSE;
- $this->ar_where[] = $value = str_repeat(' ', $this->ar_where_group_count--) . ')';
+ $this->qb_where_group_started = FALSE;
+ $this->qb_where[] = $value = str_repeat(' ', $this->qb_where_group_count--) . ')';
- if ($this->ar_caching)
+ if ($this->qb_caching)
{
- $this->ar_cache_where[] = $value;
+ $this->qb_cache_where[] = $value;
}
return $this;
@@ -796,10 +801,10 @@ abstract class CI_DB_active_record extends CI_DB_driver {
*/
protected function _group_get_type($type)
{
- if ($this->ar_where_group_started)
+ if ($this->qb_where_group_started)
{
$type = '';
- $this->ar_where_group_started = FALSE;
+ $this->qb_where_group_started = FALSE;
}
return $type;
@@ -826,12 +831,12 @@ abstract class CI_DB_active_record extends CI_DB_driver {
if ($val != '')
{
- $this->ar_groupby[] = $val = $this->protect_identifiers($val);
+ $this->qb_groupby[] = $val = $this->protect_identifiers($val);
- if ($this->ar_caching === TRUE)
+ if ($this->qb_caching === TRUE)
{
- $this->ar_cache_groupby[] = $val;
- $this->ar_cache_exists[] = 'groupby';
+ $this->qb_cache_groupby[] = $val;
+ $this->qb_cache_exists[] = 'groupby';
}
}
}
@@ -891,7 +896,7 @@ abstract class CI_DB_active_record extends CI_DB_driver {
foreach ($key as $k => $v)
{
- $prefix = (count($this->ar_having) === 0) ? '' : $type;
+ $prefix = (count($this->qb_having) === 0) ? '' : $type;
if ($escape === TRUE)
{
@@ -908,11 +913,11 @@ abstract class CI_DB_active_record extends CI_DB_driver {
$v = ' '.$this->escape($v);
}
- $this->ar_having[] = $prefix.$k.$v;
- if ($this->ar_caching === TRUE)
+ $this->qb_having[] = $prefix.$k.$v;
+ if ($this->qb_caching === TRUE)
{
- $this->ar_cache_having[] = $prefix.$k.$v;
- $this->ar_cache_exists[] = 'having';
+ $this->qb_cache_having[] = $prefix.$k.$v;
+ $this->qb_cache_exists[] = 'having';
}
}
@@ -948,7 +953,7 @@ abstract class CI_DB_active_record extends CI_DB_driver {
foreach (explode(',', $orderby) as $part)
{
$part = trim($part);
- if ( ! in_array($part, $this->ar_aliased_tables))
+ if ( ! in_array($part, $this->qb_aliased_tables))
{
$part = $this->protect_identifiers(trim($part));
}
@@ -966,12 +971,12 @@ abstract class CI_DB_active_record extends CI_DB_driver {
}
}
- $this->ar_orderby[] = $orderby_statement = $orderby.$direction;
+ $this->qb_orderby[] = $orderby_statement = $orderby.$direction;
- if ($this->ar_caching === TRUE)
+ if ($this->qb_caching === TRUE)
{
- $this->ar_cache_orderby[] = $orderby_statement;
- $this->ar_cache_exists[] = 'orderby';
+ $this->qb_cache_orderby[] = $orderby_statement;
+ $this->qb_cache_exists[] = 'orderby';
}
return $this;
@@ -988,11 +993,11 @@ abstract class CI_DB_active_record extends CI_DB_driver {
*/
public function limit($value, $offset = NULL)
{
- $this->ar_limit = (int) $value;
+ $this->qb_limit = (int) $value;
if ( ! is_null($offset))
{
- $this->ar_offset = (int) $offset;
+ $this->qb_offset = (int) $offset;
}
return $this;
@@ -1008,7 +1013,7 @@ abstract class CI_DB_active_record extends CI_DB_driver {
*/
public function offset($offset)
{
- $this->ar_offset = (int) $offset;
+ $this->qb_offset = (int) $offset;
return $this;
}
@@ -1035,11 +1040,11 @@ abstract class CI_DB_active_record extends CI_DB_driver {
{
if ($escape === FALSE)
{
- $this->ar_set[$this->protect_identifiers($k)] = $v;
+ $this->qb_set[$this->protect_identifiers($k)] = $v;
}
else
{
- $this->ar_set[$this->protect_identifiers($k, FALSE, TRUE)] = $this->escape($v);
+ $this->qb_set[$this->protect_identifiers($k, FALSE, TRUE)] = $this->escape($v);
}
}
@@ -1054,7 +1059,7 @@ abstract class CI_DB_active_record extends CI_DB_driver {
* Compiles a SELECT query string and returns the sql.
*
* @param string the table name to select from (optional)
- * @param bool TRUE: resets AR values; FALSE: leave AR vaules alone
+ * @param bool TRUE: resets QB values; FALSE: leave QB vaules alone
* @return string
*/
public function get_compiled_select($table = '', $reset = TRUE)
@@ -1110,7 +1115,7 @@ abstract class CI_DB_active_record extends CI_DB_driver {
* "Count All Results" query
*
* Generates a platform-specific query string that counts all records
- * returned by an Active Record query.
+ * returned by an Query Builder query.
*
* @param string
* @return string
@@ -1186,7 +1191,7 @@ abstract class CI_DB_active_record extends CI_DB_driver {
$this->set_insert_batch($set);
}
- if (count($this->ar_set) === 0)
+ if (count($this->qb_set) === 0)
{
if ($this->db_debug)
{
@@ -1198,18 +1203,18 @@ abstract class CI_DB_active_record extends CI_DB_driver {
if ($table == '')
{
- if ( ! isset($this->ar_from[0]))
+ if ( ! isset($this->qb_from[0]))
{
return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE;
}
- $table = $this->ar_from[0];
+ $table = $this->qb_from[0];
}
// Batch this baby
- for ($i = 0, $total = count($this->ar_set); $i < $total; $i += 100)
+ for ($i = 0, $total = count($this->qb_set); $i < $total; $i += 100)
{
- $this->query($this->_insert_batch($this->protect_identifiers($table, TRUE, NULL, FALSE), $this->ar_keys, array_slice($this->ar_set, $i, 100)));
+ $this->query($this->_insert_batch($this->protect_identifiers($table, TRUE, NULL, FALSE), $this->qb_keys, array_slice($this->qb_set, $i, 100)));
}
$this->_reset_write();
@@ -1252,15 +1257,16 @@ abstract class CI_DB_active_record extends CI_DB_driver {
$key = array($key => $value);
}
- $keys = array_keys(current($key));
+ $keys = array_keys($this->_object_to_array(current($key)));
sort($keys);
foreach ($key as $row)
{
+ $row = $this->_object_to_array($row);
if (count(array_diff($keys, array_keys($row))) > 0 OR count(array_diff(array_keys($row), $keys)) > 0)
{
// batch function above returns an error on an empty array
- $this->ar_set[] = array();
+ $this->qb_set[] = array();
return;
}
@@ -1268,7 +1274,7 @@ abstract class CI_DB_active_record extends CI_DB_driver {
if ($escape === FALSE)
{
- $this->ar_set[] = '('.implode(',', $row).')';
+ $this->qb_set[] = '('.implode(',', $row).')';
}
else
{
@@ -1278,13 +1284,13 @@ abstract class CI_DB_active_record extends CI_DB_driver {
$clean[] = $this->escape($value);
}
- $this->ar_set[] = '('.implode(',', $clean).')';
+ $this->qb_set[] = '('.implode(',', $clean).')';
}
}
foreach ($keys as $k)
{
- $this->ar_keys[] = $this->protect_identifiers($k);
+ $this->qb_keys[] = $this->protect_identifiers($k);
}
return $this;
@@ -1298,7 +1304,7 @@ abstract class CI_DB_active_record extends CI_DB_driver {
* Compiles an insert query and returns the sql
*
* @param string the table to insert into
- * @param bool TRUE: reset AR values; FALSE: leave AR values alone
+ * @param bool TRUE: reset QB values; FALSE: leave QB values alone
* @return string
*/
public function get_compiled_insert($table = '', $reset = TRUE)
@@ -1309,9 +1315,11 @@ abstract class CI_DB_active_record extends CI_DB_driver {
}
$sql = $this->_insert(
- $this->protect_identifiers($this->ar_from[0], TRUE, NULL, FALSE),
- array_keys($this->ar_set),
- array_values($this->ar_set)
+ $this->protect_identifiers(
+ $this->qb_from[0], TRUE, NULL, FALSE
+ ),
+ array_keys($this->qb_set),
+ array_values($this->qb_set)
);
if ($reset === TRUE)
@@ -1346,9 +1354,11 @@ abstract class CI_DB_active_record extends CI_DB_driver {
}
$sql = $this->_insert(
- $this->protect_identifiers($this->ar_from[0], TRUE, NULL, FALSE),
- array_keys($this->ar_set),
- array_values($this->ar_set)
+ $this->protect_identifiers(
+ $this->qb_from[0], TRUE, NULL, FALSE
+ ),
+ array_keys($this->qb_set),
+ array_values($this->qb_set)
);
$this->_reset_write();
@@ -1386,21 +1396,21 @@ abstract class CI_DB_active_record extends CI_DB_driver {
*/
protected function _validate_insert($table = '')
{
- if (count($this->ar_set) === 0)
+ if (count($this->qb_set) === 0)
{
return ($this->db_debug) ? $this->display_error('db_must_use_set') : FALSE;
}
if ($table == '')
{
- if ( ! isset($this->ar_from[0]))
+ if ( ! isset($this->qb_from[0]))
{
return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE;
}
}
else
{
- $this->ar_from[0] = $table;
+ $this->qb_from[0] = $table;
}
return TRUE;
@@ -1424,22 +1434,23 @@ abstract class CI_DB_active_record extends CI_DB_driver {
$this->set($set);
}
- if (count($this->ar_set) === 0)
+ if (count($this->qb_set) === 0)
{
return ($this->db_debug) ? $this->display_error('db_must_use_set') : FALSE;
}
if ($table == '')
{
- if ( ! isset($this->ar_from[0]))
+ if ( ! isset($this->qb_from[0]))
{
return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE;
}
- $table = $this->ar_from[0];
+ $table = $this->qb_from[0];
}
- $sql = $this->_replace($this->protect_identifiers($table, TRUE, NULL, FALSE), array_keys($this->ar_set), array_values($this->ar_set));
+ $sql = $this->_replace($this->protect_identifiers($table, TRUE, NULL, FALSE), array_keys($this->qb_set), array_values($this->qb_set));
+
$this->_reset_write();
return $this->query($sql);
}
@@ -1469,7 +1480,7 @@ abstract class CI_DB_active_record extends CI_DB_driver {
* Compiles an update query and returns the sql
*
* @param string the table to update
- * @param bool TRUE: reset AR values; FALSE: leave AR values alone
+ * @param bool TRUE: reset QB values; FALSE: leave QB values alone
* @return string
*/
public function get_compiled_update($table = '', $reset = TRUE)
@@ -1482,7 +1493,7 @@ abstract class CI_DB_active_record extends CI_DB_driver {
return FALSE;
}
- $sql = $this->_update($this->protect_identifiers($this->ar_from[0], TRUE, NULL, FALSE), $this->ar_set, $this->ar_where, $this->ar_orderby, $this->ar_limit);
+ $sql = $this->_update($this->protect_identifiers($this->qb_from[0], TRUE, NULL, FALSE), $this->qb_set, $this->qb_where, $this->qb_orderby, $this->qb_limit);
if ($reset === TRUE)
{
@@ -1529,7 +1540,8 @@ abstract class CI_DB_active_record extends CI_DB_driver {
$this->limit($limit);
}
- $sql = $this->_update($this->protect_identifiers($this->ar_from[0], TRUE, NULL, FALSE), $this->ar_set, $this->ar_where, $this->ar_orderby, $this->ar_limit, $this->ar_like);
+ $sql = $this->_update($this->protect_identifiers($this->qb_from[0], TRUE, NULL, FALSE), $this->qb_set, $this->qb_where, $this->qb_orderby, $this->qb_limit, $this->qb_like);
+
$this->_reset_write();
return $this->query($sql);
}
@@ -1546,17 +1558,25 @@ abstract class CI_DB_active_record extends CI_DB_driver {
* @param array the where clause
* @param array the orderby clause
* @param array the limit clause
+ * @param array the like clause
* @return string
*/
- protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE)
+ protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array())
{
foreach ($values as $key => $val)
{
$valstr[] = $key.' = '.$val;
}
+ $where = empty($where) ? '' : ' WHERE '.implode(' ', $where);
+
+ if ( ! empty($like))
+ {
+ $where .= ($where === '' ? ' WHERE ' : ' AND ').implode(' ', $like);
+ }
+
return 'UPDATE '.$table.' SET '.implode(', ', $valstr)
- .(($where != '' && count($where) > 0) ? ' WHERE '.implode(' ', $where) : '')
+ .$where
.(count($orderby) > 0 ? ' ORDER BY '.implode(', ', $orderby) : '')
.($limit ? ' LIMIT '.$limit : '');
}
@@ -1575,21 +1595,21 @@ abstract class CI_DB_active_record extends CI_DB_driver {
*/
protected function _validate_update($table = '')
{
- if (count($this->ar_set) == 0)
+ if (count($this->qb_set) == 0)
{
return ($this->db_debug) ? $this->display_error('db_must_use_set') : FALSE;
}
if ($table == '')
{
- if ( ! isset($this->ar_from[0]))
+ if ( ! isset($this->qb_from[0]))
{
return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE;
}
}
else
{
- $this->ar_from[0] = $table;
+ $this->qb_from[0] = $table;
}
return TRUE;
@@ -1622,25 +1642,25 @@ abstract class CI_DB_active_record extends CI_DB_driver {
$this->set_update_batch($set, $index);
}
- if (count($this->ar_set) === 0)
+ if (count($this->qb_set) === 0)
{
return ($this->db_debug) ? $this->display_error('db_must_use_set') : FALSE;
}
if ($table == '')
{
- if ( ! isset($this->ar_from[0]))
+ if ( ! isset($this->qb_from[0]))
{
return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE;
}
- $table = $this->ar_from[0];
+ $table = $this->qb_from[0];
}
// Batch this baby
- for ($i = 0, $total = count($this->ar_set); $i < $total; $i += 100)
+ for ($i = 0, $total = count($this->qb_set); $i < $total; $i += 100)
{
- $this->query($this->_update_batch($this->protect_identifiers($table, TRUE, NULL, FALSE), array_slice($this->ar_set, $i, 100), $this->protect_identifiers($index), $this->ar_where));
+ $this->query($this->_update_batch($this->protect_identifiers($table, TRUE, NULL, FALSE), array_slice($this->qb_set, $i, 100), $this->protect_identifiers($index), $this->qb_where));
}
$this->_reset_write();
@@ -1689,7 +1709,7 @@ abstract class CI_DB_active_record extends CI_DB_driver {
return $this->display_error('db_batch_missing_index');
}
- $this->ar_set[] = $clean;
+ $this->qb_set[] = $clean;
}
return $this;
@@ -1709,12 +1729,12 @@ abstract class CI_DB_active_record extends CI_DB_driver {
{
if ($table == '')
{
- if ( ! isset($this->ar_from[0]))
+ if ( ! isset($this->qb_from[0]))
{
return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE;
}
- $table = $this->ar_from[0];
+ $table = $this->qb_from[0];
}
else
{
@@ -1742,12 +1762,12 @@ abstract class CI_DB_active_record extends CI_DB_driver {
{
if ($table == '')
{
- if ( ! isset($this->ar_from[0]))
+ if ( ! isset($this->qb_from[0]))
{
return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE;
}
- $table = $this->ar_from[0];
+ $table = $this->qb_from[0];
}
else
{
@@ -1785,7 +1805,7 @@ abstract class CI_DB_active_record extends CI_DB_driver {
* Compiles a delete query string and returns the sql
*
* @param string the table to delete from
- * @param bool TRUE: reset AR values; FALSE: leave AR values alone
+ * @param bool TRUE: reset QB values; FALSE: leave QB values alone
* @return string
*/
public function get_compiled_delete($table = '', $reset = TRUE)
@@ -1816,12 +1836,12 @@ abstract class CI_DB_active_record extends CI_DB_driver {
if ($table == '')
{
- if ( ! isset($this->ar_from[0]))
+ if ( ! isset($this->qb_from[0]))
{
return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE;
}
- $table = $this->ar_from[0];
+ $table = $this->qb_from[0];
}
elseif (is_array($table))
{
@@ -1848,12 +1868,12 @@ abstract class CI_DB_active_record extends CI_DB_driver {
$this->limit($limit);
}
- if (count($this->ar_where) === 0 && count($this->ar_wherein) === 0 && count($this->ar_like) === 0)
+ if (count($this->qb_where) === 0 && count($this->qb_wherein) === 0 && count($this->qb_like) === 0)
{
return ($this->db_debug) ? $this->display_error('db_del_must_use_where') : FALSE;
}
- $sql = $this->_delete($table, $this->ar_where, $this->ar_like, $this->ar_limit);
+ $sql = $this->_delete($table, $this->qb_where, $this->qb_like, $this->qb_limit);
if ($reset_data)
{
$this->_reset_write();
@@ -1865,6 +1885,31 @@ abstract class CI_DB_active_record extends CI_DB_driver {
// --------------------------------------------------------------------
/**
+ * Delete statement
+ *
+ * Generates a platform-specific delete string from the supplied data
+ *
+ * @param string the table name
+ * @param array the where clause
+ * @param array the like clause
+ * @param string the limit clause
+ * @return string
+ */
+ protected function _delete($table, $where = array(), $like = array(), $limit = FALSE)
+ {
+ $conditions = array();
+
+ empty($where) OR $conditions[] = implode(' ', $where);
+ empty($like) OR $conditions[] = implode(' ', $like);
+
+ return 'DELETE FROM '.$table
+ .(count($conditions) > 0 ? ' WHERE '.implode(' AND ', $conditions) : '')
+ .($limit ? ' LIMIT '.$limit : '');
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
* DB Prefix
*
* Prepends a database prefix if one exists in configuration
@@ -1935,9 +1980,9 @@ abstract class CI_DB_active_record extends CI_DB_driver {
$table = trim(strrchr($table, ' '));
// Store the alias, if it doesn't already exist
- if ( ! in_array($table, $this->ar_aliased_tables))
+ if ( ! in_array($table, $this->qb_aliased_tables))
{
- $this->ar_aliased_tables[] = $table;
+ $this->qb_aliased_tables[] = $table;
}
}
}
@@ -1964,9 +2009,9 @@ abstract class CI_DB_active_record extends CI_DB_driver {
}
else
{
- $sql = ( ! $this->ar_distinct) ? 'SELECT ' : 'SELECT DISTINCT ';
+ $sql = ( ! $this->qb_distinct) ? 'SELECT ' : 'SELECT DISTINCT ';
- if (count($this->ar_select) === 0)
+ if (count($this->qb_select) === 0)
{
$sql .= '*';
}
@@ -1975,73 +2020,73 @@ abstract class CI_DB_active_record extends CI_DB_driver {
// Cycle through the "select" portion of the query and prep each column name.
// The reason we protect identifiers here rather then in the select() function
// is because until the user calls the from() function we don't know if there are aliases
- foreach ($this->ar_select as $key => $val)
+ foreach ($this->qb_select as $key => $val)
{
- $no_escape = isset($this->ar_no_escape[$key]) ? $this->ar_no_escape[$key] : NULL;
- $this->ar_select[$key] = $this->protect_identifiers($val, FALSE, $no_escape);
+ $no_escape = isset($this->qb_no_escape[$key]) ? $this->qb_no_escape[$key] : NULL;
+ $this->qb_select[$key] = $this->protect_identifiers($val, FALSE, $no_escape);
}
- $sql .= implode(', ', $this->ar_select);
+ $sql .= implode(', ', $this->qb_select);
}
}
// Write the "FROM" portion of the query
- if (count($this->ar_from) > 0)
+ if (count($this->qb_from) > 0)
{
- $sql .= "\nFROM ".$this->_from_tables($this->ar_from);
+ $sql .= "\nFROM ".$this->_from_tables($this->qb_from);
}
// Write the "JOIN" portion of the query
- if (count($this->ar_join) > 0)
+ if (count($this->qb_join) > 0)
{
- $sql .= "\n".implode("\n", $this->ar_join);
+ $sql .= "\n".implode("\n", $this->qb_join);
}
// Write the "WHERE" portion of the query
- if (count($this->ar_where) > 0 OR count($this->ar_like) > 0)
+ if (count($this->qb_where) > 0 OR count($this->qb_like) > 0)
{
$sql .= "\nWHERE ";
}
- $sql .= implode("\n", $this->ar_where);
+ $sql .= implode("\n", $this->qb_where);
// Write the "LIKE" portion of the query
- if (count($this->ar_like) > 0)
+ if (count($this->qb_like) > 0)
{
- if (count($this->ar_where) > 0)
+ if (count($this->qb_where) > 0)
{
$sql .= "\nAND ";
}
- $sql .= implode("\n", $this->ar_like);
+ $sql .= implode("\n", $this->qb_like);
}
// Write the "GROUP BY" portion of the query
- if (count($this->ar_groupby) > 0)
+ if (count($this->qb_groupby) > 0)
{
- $sql .= "\nGROUP BY ".implode(', ', $this->ar_groupby);
+ $sql .= "\nGROUP BY ".implode(', ', $this->qb_groupby);
}
// Write the "HAVING" portion of the query
- if (count($this->ar_having) > 0)
+ if (count($this->qb_having) > 0)
{
- $sql .= "\nHAVING ".implode("\n", $this->ar_having);
+ $sql .= "\nHAVING ".implode("\n", $this->qb_having);
}
// Write the "ORDER BY" portion of the query
- if (count($this->ar_orderby) > 0)
+ if (count($this->qb_orderby) > 0)
{
- $sql .= "\nORDER BY ".implode(', ', $this->ar_orderby);
- if ($this->ar_order !== FALSE)
+ $sql .= "\nORDER BY ".implode(', ', $this->qb_orderby);
+ if ($this->qb_order !== FALSE)
{
- $sql .= ($this->ar_order == 'desc') ? ' DESC' : ' ASC';
+ $sql .= ($this->qb_order == 'desc') ? ' DESC' : ' ASC';
}
}
// Write the "LIMIT" portion of the query
- if (is_numeric($this->ar_limit))
+ if (is_numeric($this->qb_limit))
{
- return $this->_limit($sql."\n", $this->ar_limit, $this->ar_offset);
+ return $this->_limit($sql."\n", $this->qb_limit, $this->qb_offset);
}
return $sql;
@@ -2119,13 +2164,13 @@ abstract class CI_DB_active_record extends CI_DB_driver {
/**
* Start Cache
*
- * Starts AR caching
+ * Starts QB caching
*
* @return void
*/
public function start_cache()
{
- $this->ar_caching = TRUE;
+ $this->qb_caching = TRUE;
}
// --------------------------------------------------------------------
@@ -2133,13 +2178,13 @@ abstract class CI_DB_active_record extends CI_DB_driver {
/**
* Stop Cache
*
- * Stops AR caching
+ * Stops QB caching
*
* @return void
*/
public function stop_cache()
{
- $this->ar_caching = FALSE;
+ $this->qb_caching = FALSE;
}
// --------------------------------------------------------------------
@@ -2147,24 +2192,24 @@ abstract class CI_DB_active_record extends CI_DB_driver {
/**
* Flush Cache
*
- * Empties the AR cache
+ * Empties the QB cache
*
* @return void
*/
public function flush_cache()
{
$this->_reset_run(array(
- 'ar_cache_select' => array(),
- 'ar_cache_from' => array(),
- 'ar_cache_join' => array(),
- 'ar_cache_where' => array(),
- 'ar_cache_like' => array(),
- 'ar_cache_groupby' => array(),
- 'ar_cache_having' => array(),
- 'ar_cache_orderby' => array(),
- 'ar_cache_set' => array(),
- 'ar_cache_exists' => array(),
- 'ar_cache_no_escape' => array()
+ 'qb_cache_select' => array(),
+ 'qb_cache_from' => array(),
+ 'qb_cache_join' => array(),
+ 'qb_cache_where' => array(),
+ 'qb_cache_like' => array(),
+ 'qb_cache_groupby' => array(),
+ 'qb_cache_having' => array(),
+ 'qb_cache_orderby' => array(),
+ 'qb_cache_set' => array(),
+ 'qb_cache_exists' => array(),
+ 'qb_cache_no_escape' => array()
));
}
@@ -2173,47 +2218,47 @@ abstract class CI_DB_active_record extends CI_DB_driver {
/**
* Merge Cache
*
- * When called, this function merges any cached AR arrays with
+ * When called, this function merges any cached QB arrays with
* locally called ones.
*
* @return void
*/
protected function _merge_cache()
{
- if (count($this->ar_cache_exists) === 0)
+ if (count($this->qb_cache_exists) === 0)
{
return;
}
- foreach ($this->ar_cache_exists as $val)
+ foreach ($this->qb_cache_exists as $val)
{
- $ar_variable = 'ar_'.$val;
- $ar_cache_var = 'ar_cache_'.$val;
+ $qb_variable = 'qb_'.$val;
+ $qb_cache_var = 'qb_cache_'.$val;
- if (count($this->$ar_cache_var) === 0)
+ if (count($this->$qb_cache_var) === 0)
{
continue;
}
- $this->$ar_variable = array_unique(array_merge($this->$ar_cache_var, $this->$ar_variable));
+ $this->$qb_variable = array_unique(array_merge($this->$qb_cache_var, $this->$qb_variable));
}
// If we are "protecting identifiers" we need to examine the "from"
// portion of the query to determine if there are any aliases
- if ($this->_protect_identifiers === TRUE && count($this->ar_cache_from) > 0)
+ if ($this->_protect_identifiers === TRUE && count($this->qb_cache_from) > 0)
{
- $this->_track_aliases($this->ar_from);
+ $this->_track_aliases($this->qb_from);
}
- $this->ar_no_escape = $this->ar_cache_no_escape;
+ $this->qb_no_escape = $this->qb_cache_no_escape;
}
// --------------------------------------------------------------------
/**
- * Reset Active Record values.
+ * Reset Query Builder values.
*
- * Publicly-visible method to reset the AR values.
+ * Publicly-visible method to reset the QB values.
*
* @return void
*/
@@ -2226,16 +2271,16 @@ abstract class CI_DB_active_record extends CI_DB_driver {
// --------------------------------------------------------------------
/**
- * Resets the active record values. Called by the get() function
+ * Resets the query builder values. Called by the get() function
*
* @param array An array of fields to reset
* @return void
*/
- protected function _reset_run($ar_reset_items)
+ protected function _reset_run($qb_reset_items)
{
- foreach ($ar_reset_items as $item => $default_value)
+ foreach ($qb_reset_items as $item => $default_value)
{
- if ( ! in_array($item, $this->ar_store_array))
+ if ( ! in_array($item, $this->qb_store_array))
{
$this->$item = $default_value;
}
@@ -2245,28 +2290,28 @@ abstract class CI_DB_active_record extends CI_DB_driver {
// --------------------------------------------------------------------
/**
- * Resets the active record values. Called by the get() function
+ * Resets the query builder values. Called by the get() function
*
* @return void
*/
protected function _reset_select()
{
$this->_reset_run(array(
- 'ar_select' => array(),
- 'ar_from' => array(),
- 'ar_join' => array(),
- 'ar_where' => array(),
- 'ar_like' => array(),
- 'ar_groupby' => array(),
- 'ar_having' => array(),
- 'ar_orderby' => array(),
- 'ar_wherein' => array(),
- 'ar_aliased_tables' => array(),
- 'ar_no_escape' => array(),
- 'ar_distinct' => FALSE,
- 'ar_limit' => FALSE,
- 'ar_offset' => FALSE,
- 'ar_order' => FALSE
+ 'qb_select' => array(),
+ 'qb_from' => array(),
+ 'qb_join' => array(),
+ 'qb_where' => array(),
+ 'qb_like' => array(),
+ 'qb_groupby' => array(),
+ 'qb_having' => array(),
+ 'qb_orderby' => array(),
+ 'qb_wherein' => array(),
+ 'qb_aliased_tables' => array(),
+ 'qb_no_escape' => array(),
+ 'qb_distinct' => FALSE,
+ 'qb_limit' => FALSE,
+ 'qb_offset' => FALSE,
+ 'qb_order' => FALSE
)
);
}
@@ -2274,7 +2319,7 @@ abstract class CI_DB_active_record extends CI_DB_driver {
// --------------------------------------------------------------------
/**
- * Resets the active record "write" values.
+ * Resets the query builder "write" values.
*
* Called by the insert() update() insert_batch() update_batch() and delete() functions
*
@@ -2283,19 +2328,19 @@ abstract class CI_DB_active_record extends CI_DB_driver {
protected function _reset_write()
{
$this->_reset_run(array(
- 'ar_set' => array(),
- 'ar_from' => array(),
- 'ar_where' => array(),
- 'ar_like' => array(),
- 'ar_orderby' => array(),
- 'ar_keys' => array(),
- 'ar_limit' => FALSE,
- 'ar_order' => FALSE
+ 'qb_set' => array(),
+ 'qb_from' => array(),
+ 'qb_where' => array(),
+ 'qb_like' => array(),
+ 'qb_orderby' => array(),
+ 'qb_keys' => array(),
+ 'qb_limit' => FALSE,
+ 'qb_order' => FALSE
)
);
}
}
-/* End of file DB_active_rec.php */
-/* Location: ./system/database/DB_active_rec.php */ \ No newline at end of file
+/* End of file DB_query_builder.php */
+/* Location: ./system/database/DB_query_builder.php */ \ No newline at end of file
diff --git a/system/database/DB_result.php b/system/database/DB_result.php
index bb09c014c..196febe2c 100644
--- a/system/database/DB_result.php
+++ b/system/database/DB_result.php
@@ -384,7 +384,7 @@ class CI_DB_result {
public function list_fields() { return array(); }
public function field_data() { return array(); }
public function free_result() { $this->result_id = FALSE; }
- protected function _data_seek() { return TRUE; }
+ protected function _data_seek() { return FALSE; }
protected function _fetch_assoc() { return array(); }
protected function _fetch_object() { return array(); }
diff --git a/system/database/DB_utility.php b/system/database/DB_utility.php
index 642a004bd..587dfdc01 100644
--- a/system/database/DB_utility.php
+++ b/system/database/DB_utility.php
@@ -37,6 +37,11 @@ abstract class CI_DB_utility extends CI_DB_forge {
public $db;
public $data_cache = array();
+ // Platform specific SQL strings
+ // Just setting those defaults to FALSE as they are mostly MySQL-specific
+ protected $_optimize_table = FALSE;
+ protected $_repair_table = FALSE;
+
public function __construct()
{
// Assign the main database object to $this->db
@@ -50,7 +55,7 @@ abstract class CI_DB_utility extends CI_DB_forge {
/**
* List databases
*
- * @return bool
+ * @return array
*/
public function list_databases()
{
@@ -59,18 +64,25 @@ abstract class CI_DB_utility extends CI_DB_forge {
{
return $this->data_cache['db_names'];
}
+ elseif ($this->_list_databases === FALSE)
+ {
+ return ($this->db->db_debug) ? $this->db->display_error('db_unsuported_feature') : FALSE;
+ }
+
+ $this->data_cache['db_names'] = array();
- $query = $this->db->query($this->_list_databases());
- $dbs = array();
- if ($query->num_rows() > 0)
+ $query = $this->db->query($this->_list_databases);
+ if ($query === FALSE)
{
- foreach ($query->result_array() as $row)
- {
- $dbs[] = current($row);
- }
+ return $this->data_cache['db_names'];
+ }
+
+ for ($i = 0, $c = count($query); $i < $c; $i++)
+ {
+ $this->data_cache['db_names'] = current($query[$i]);
}
- return $this->data_cache['db_names'] = $dbs;
+ return $this->data_cache['db_names'];
}
// --------------------------------------------------------------------
@@ -79,48 +91,36 @@ abstract class CI_DB_utility extends CI_DB_forge {
* Determine if a particular database exists
*
* @param string
- * @return boolean
+ * @return bool
*/
public function database_exists($database_name)
{
- // Some databases won't have access to the list_databases() function, so
- // this is intended to allow them to override with their own functions as
- // defined in $driver_utility.php
- if (method_exists($this, '_database_exists'))
- {
- return $this->_database_exists($database_name);
- }
- else
- {
- return ( ! in_array($database_name, $this->list_databases())) ? FALSE : TRUE;
- }
+ return in_array($database_name, $this->list_databases());
}
-
// --------------------------------------------------------------------
/**
* Optimize Table
*
* @param string the table name
- * @return bool
+ * @return mixed
*/
public function optimize_table($table_name)
{
- $sql = $this->_optimize_table($table_name);
-
- if (is_bool($sql))
+ if ($this->_optimize_table === FALSE)
{
- show_error('db_must_use_set');
- return FALSE;
+ return ($this->db->db_debug) ? $this->db->display_error('db_unsuported_feature') : FALSE;
}
- $query = $this->db->query($sql);
- $res = $query->result_array();
+ $query = $this->db->query(sprintf($this->_optimize_table, $this->db->escape_identifiers($table_name)));
+ if ($query !== FALSE)
+ {
+ $query = $query->result_array();
+ return current($res);
+ }
- // Note: Due to a bug in current() that affects some versions
- // of PHP we can not pass function call directly into it
- return current($res);
+ return FALSE;
}
// --------------------------------------------------------------------
@@ -128,26 +128,26 @@ abstract class CI_DB_utility extends CI_DB_forge {
/**
* Optimize Database
*
- * @return array
+ * @return mixed
*/
public function optimize_database()
{
+ if ($this->_optimize_table === FALSE)
+ {
+ return ($this->db->db_debug) ? $this->db->display_error('db_unsuported_feature') : FALSE;
+ }
+
$result = array();
foreach ($this->db->list_tables() as $table_name)
{
- $sql = $this->_optimize_table($table_name);
-
- if (is_bool($sql))
+ $res = $this->db->query(sprintf($this->_optimize_table, $this->db->escape_identifiers($table_name)));
+ if (is_bool($res))
{
- return $sql;
+ return $res;
}
- $query = $this->db->query($sql);
-
// Build the result array...
- // Note: Due to a bug in current() that affects some versions
- // of PHP we can not pass function call directly into it
- $res = $query->result_array();
+ $res = $res->result_array();
$res = current($res);
$key = str_replace($this->db->database.'.', '', current($res));
$keys = array_keys($res);
@@ -165,23 +165,23 @@ abstract class CI_DB_utility extends CI_DB_forge {
* Repair Table
*
* @param string the table name
- * @return bool
+ * @return mixed
*/
public function repair_table($table_name)
{
- $sql = $this->_repair_table($table_name);
-
- if (is_bool($sql))
+ if ($this->_repair_table === FALSE)
{
- return $sql;
+ return ($this->db->db_debug) ? $this->db->display_error('db_unsuported_feature') : FALSE;
}
- $query = $this->db->query($sql);
+ $query = $this->db->query(sprintf($this->_repair_table, $this->db->escape_identifiers($table_name)));
+ if (is_bool($query))
+ {
+ return $query;
+ }
- // Note: Due to a bug in current() that affects some versions
- // of PHP we can not pass function call directly into it
- $res = $query->result_array();
- return current($res);
+ $query = $query->result_array();
+ return current($query);
}
// --------------------------------------------------------------------
@@ -257,18 +257,18 @@ abstract class CI_DB_utility extends CI_DB_forge {
$CI->load->helper('xml');
// Generate the result
- $xml = "<{$root}>".$newline;
+ $xml = '<'.$root.'>'.$newline;
foreach ($query->result_array() as $row)
{
- $xml .= $tab."<{$element}>".$newline;
+ $xml .= $tab.'<'.$element.'>'.$newline;
foreach ($row as $key => $val)
{
- $xml .= $tab.$tab."<{$key}>".xml_convert($val)."</{$key}>".$newline;
+ $xml .= $tab.$tab.'<'.$key.'>'.xml_convert($val).'</'.$key.'>'.$newline;
}
- $xml .= $tab."</{$element}>".$newline;
+ $xml .= $tab.'</'.$element.'>'.$newline;
}
- return $xml .= "</$root>".$newline;
+ return $xml.'</'.$root.'>'.$newline;
}
// --------------------------------------------------------------------
@@ -328,8 +328,8 @@ abstract class CI_DB_utility extends CI_DB_forge {
// Is the encoder supported? If not, we'll either issue an
// error or use plain text depending on the debug settings
- if (($prefs['format'] === 'gzip' AND ! @function_exists('gzencode'))
- OR ($prefs['format'] === 'zip' AND ! @function_exists('gzcompress')))
+ if (($prefs['format'] === 'gzip' && ! @function_exists('gzencode'))
+ OR ($prefs['format'] === 'zip' && ! @function_exists('gzcompress')))
{
if ($this->db->db_debug)
{
diff --git a/system/database/drivers/cubrid/cubrid_driver.php b/system/database/drivers/cubrid/cubrid_driver.php
index 74d1a850a..1373faa88 100644
--- a/system/database/drivers/cubrid/cubrid_driver.php
+++ b/system/database/drivers/cubrid/cubrid_driver.php
@@ -21,7 +21,7 @@
* @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/)
* @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0)
* @link http://codeigniter.com
- * @since Version 2.0.2
+ * @since Version 2.1
* @filesource
*/
@@ -29,7 +29,7 @@
* CUBRID Database Adapter Class
*
* Note: _DB is an extender class that the app controller
- * creates dynamically based on whether the active record
+ * creates dynamically based on whether the query builder
* class is being used or not.
*
* @package CodeIgniter
@@ -43,7 +43,7 @@ class CI_DB_cubrid_driver extends CI_DB {
public $dbdriver = 'cubrid';
// The character used for escaping - no need in CUBRID
- protected $_escape_char = '';
+ protected $_escape_char = '`';
// clause and character used for LIKE escape sequences - not used in CUBRID
protected $_like_escape_str = '';
@@ -192,13 +192,8 @@ class CI_DB_cubrid_driver extends CI_DB {
*/
public function trans_begin($test_mode = FALSE)
{
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
// When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
+ if ( ! $this->trans_enabled OR $this->_trans_depth > 0)
{
return TRUE;
}
@@ -206,7 +201,7 @@ class CI_DB_cubrid_driver extends CI_DB {
// Reset the transaction failure flag.
// If the $test_mode flag is set to TRUE transactions will be rolled back
// even if the queries produce a successful result.
- $this->_trans_failure = ($test_mode === TRUE) ? TRUE : FALSE;
+ $this->_trans_failure = ($test_mode === TRUE);
if (cubrid_get_autocommit($this->conn_id))
{
@@ -225,13 +220,8 @@ class CI_DB_cubrid_driver extends CI_DB {
*/
public function trans_commit()
{
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
// When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
+ if ( ! $this->trans_enabled OR $this->_trans_depth > 0)
{
return TRUE;
}
@@ -255,13 +245,8 @@ class CI_DB_cubrid_driver extends CI_DB {
*/
public function trans_rollback()
{
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
// When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
+ if ( ! $this->trans_enabled OR $this->_trans_depth > 0)
{
return TRUE;
}
@@ -297,7 +282,9 @@ class CI_DB_cubrid_driver extends CI_DB {
return $str;
}
- if (function_exists('cubrid_real_escape_string') AND is_resource($this->conn_id))
+ if (function_exists('cubrid_real_escape_string') &&
+ (is_resource($this->conn_id)
+ OR (get_resource_type($this->conn_id) === 'Unknown' && preg_match('/Resource id #/', strval($this->conn_id)))))
{
$str = cubrid_real_escape_string($str, $this->conn_id);
}
@@ -309,7 +296,7 @@ class CI_DB_cubrid_driver extends CI_DB {
// escape LIKE condition wildcards
if ($like === TRUE)
{
- $str = str_replace(array('%', '_'), array('\\%', '\\_'), $str);
+ return str_replace(array('%', '_'), array('\\%', '\\_'), $str);
}
return $str;
@@ -363,9 +350,9 @@ class CI_DB_cubrid_driver extends CI_DB {
return 0;
}
- $row = $query->row();
+ $query = $query->row();
$this->_reset_select();
- return (int) $row->numrows;
+ return (int) $query->numrows;
}
// --------------------------------------------------------------------
@@ -380,11 +367,11 @@ class CI_DB_cubrid_driver extends CI_DB {
*/
protected function _list_tables($prefix_limit = FALSE)
{
- $sql = "SHOW TABLES";
+ $sql = 'SHOW TABLES';
- if ($prefix_limit !== FALSE AND $this->dbprefix != '')
+ if ($prefix_limit !== FALSE && $this->dbprefix != '')
{
- $sql .= " LIKE '".$this->escape_like_str($this->dbprefix)."%'";
+ return $sql." LIKE '".$this->escape_like_str($this->dbprefix)."%'";
}
return $sql;
@@ -417,7 +404,7 @@ class CI_DB_cubrid_driver extends CI_DB {
*/
protected function _field_data($table)
{
- return "SELECT * FROM ".$table." LIMIT 1";
+ return 'SELECT * FROM '.$table.' LIMIT 1';
}
// --------------------------------------------------------------------
@@ -471,8 +458,6 @@ class CI_DB_cubrid_driver extends CI_DB {
protected function _update_batch($table, $values, $index, $where = NULL)
{
$ids = array();
- $where = ($where != '' AND count($where) >=1) ? implode(" ", $where).' AND ' : '';
-
foreach ($values as $key => $val)
{
$ids[] = $val[$index];
@@ -486,62 +471,21 @@ class CI_DB_cubrid_driver extends CI_DB {
}
}
- $sql = "UPDATE ".$table." SET ";
$cases = '';
-
foreach ($final as $k => $v)
{
- $cases .= $k.' = CASE '."\n";
- foreach ($v as $row)
- {
- $cases .= $row."\n";
- }
-
- $cases .= 'ELSE '.$k.' END, ';
+ $cases .= $k." = CASE \n"
+ .implode("\n", $v)
+ .'ELSE '.$k.' END, ';
}
- $sql .= substr($cases, 0, -2);
-
- $sql .= ' WHERE '.$where.$index.' IN ('.implode(',', $ids).')';
-
- return $sql;
+ return 'UPDATE '.$table.' SET '.substr($cases, 0, -2)
+ .' WHERE '.(($where != '' && count($where) > 0) ? implode(' ', $where).' AND ' : '')
+ .$index.' IN ('.implode(',', $ids).')';
}
// --------------------------------------------------------------------
-
- /**
- * Delete statement
- *
- * Generates a platform-specific delete string from the supplied data
- *
- * @param string the table name
- * @param array the where clause
- * @param string the limit clause
- * @return string
- */
- protected function _delete($table, $where = array(), $like = array(), $limit = FALSE)
- {
- $conditions = '';
-
- if (count($where) > 0 OR count($like) > 0)
- {
- $conditions = "\nWHERE ";
- $conditions .= implode("\n", $this->ar_where);
-
- if (count($where) > 0 && count($like) > 0)
- {
- $conditions .= " AND ";
- }
- $conditions .= implode("\n", $like);
- }
-
- $limit = ( ! $limit) ? '' : ' LIMIT '.$limit;
-
- return "DELETE FROM ".$table.$conditions.$limit;
- }
-
- // --------------------------------------------------------------------
-
+
/**
* Limit string
*
@@ -554,16 +498,7 @@ class CI_DB_cubrid_driver extends CI_DB {
*/
protected function _limit($sql, $limit, $offset)
{
- if ($offset == 0)
- {
- $offset = '';
- }
- else
- {
- $offset .= ", ";
- }
-
- return $sql."LIMIT ".$offset.$limit;
+ return $sql.'LIMIT '.($offset == 0 ? '' : $offset.', ').$limit;
}
// --------------------------------------------------------------------
@@ -582,4 +517,4 @@ class CI_DB_cubrid_driver extends CI_DB {
}
/* End of file cubrid_driver.php */
-/* Location: ./system/database/drivers/cubrid/cubrid_driver.php */ \ No newline at end of file
+/* Location: ./system/database/drivers/cubrid/cubrid_driver.php */
diff --git a/system/database/drivers/cubrid/cubrid_forge.php b/system/database/drivers/cubrid/cubrid_forge.php
index f83dc97f4..4e66f81e3 100644
--- a/system/database/drivers/cubrid/cubrid_forge.php
+++ b/system/database/drivers/cubrid/cubrid_forge.php
@@ -21,7 +21,7 @@
* @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/)
* @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0)
* @link http://codeigniter.com
- * @since Version 1.0
+ * @since Version 2.1
* @filesource
*/
@@ -34,35 +34,8 @@
*/
class CI_DB_cubrid_forge extends CI_DB_forge {
- /**
- * Create database
- *
- * @param string the database name
- * @return bool
- */
- public function _create_database($name)
- {
- // CUBRID does not allow to create a database in SQL. The GUI tools
- // have to be used for this purpose.
- return FALSE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Drop database
- *
- * @param string the database name
- * @return bool
- */
- public function _drop_database($name)
- {
- // CUBRID does not allow to drop a database in SQL. The GUI tools
- // have to be used for this purpose.
- return FALSE;
- }
-
- // --------------------------------------------------------------------
+ protected $_create_database = FALSE;
+ protected $_drop_database = FALSE;
/**
* Process Fields
@@ -82,24 +55,19 @@ class CI_DB_cubrid_forge extends CI_DB_forge {
// entered the field information, so we'll simply add it to the list
if (is_numeric($field))
{
- $sql .= "\n\t$attributes";
+ $sql .= "\n\t".$attributes;
}
else
{
$attributes = array_change_key_case($attributes, CASE_UPPER);
+ $sql .= "\n\t".$this->db->protect_identifiers($field)
+ .( ! empty($attributes['NAME']) ? ' '.$this->db->protect_identifiers($attributes['NAME']).' ' : '');
- $sql .= "\n\t\"".$this->db->protect_identifiers($field).'"';
-
- if (array_key_exists('NAME', $attributes))
- {
- $sql .= ' '.$this->db->protect_identifiers($attributes['NAME']).' ';
- }
-
- if (array_key_exists('TYPE', $attributes))
+ if ( ! empty($attributes['TYPE']))
{
$sql .= ' '.$attributes['TYPE'];
- if (array_key_exists('CONSTRAINT', $attributes))
+ if ( ! empty($attributes['CONSTRAINT']))
{
switch ($attributes['TYPE'])
{
@@ -108,9 +76,10 @@ class CI_DB_cubrid_forge extends CI_DB_forge {
case 'numeric':
$sql .= '('.implode(',', $attributes['CONSTRAINT']).')';
break;
- case 'enum': // As of version 8.4.0 CUBRID does not support
- // enum data type.
- break;
+ case 'enum':
+ // Will be supported in the future as part a part of
+ // MySQL compatibility features.
+ break;
case 'set':
$sql .= '("'.implode('","', $attributes['CONSTRAINT']).'")';
break;
@@ -120,36 +89,19 @@ class CI_DB_cubrid_forge extends CI_DB_forge {
}
}
- if (array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE)
- {
- //$sql .= ' UNSIGNED';
- // As of version 8.4.0 CUBRID does not support UNSIGNED INTEGER data type.
- // Will be supported in the next release as a part of MySQL Compatibility.
- }
-
- if (array_key_exists('DEFAULT', $attributes))
- {
- $sql .= ' DEFAULT \''.$attributes['DEFAULT'].'\'';
- }
-
- if (array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE)
+ /* As of version 8.4.1 CUBRID does not support UNSIGNED INTEGER data type.
+ * Will be supported in the next release as a part of MySQL Compatibility.
+ *
+ if (isset($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE)
{
- $sql .= ' NULL';
- }
- else
- {
- $sql .= ' NOT NULL';
+ $sql .= ' UNSIGNED';
}
+ */
- if (array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE)
- {
- $sql .= ' AUTO_INCREMENT';
- }
-
- if (array_key_exists('UNIQUE', $attributes) && $attributes['UNIQUE'] === TRUE)
- {
- $sql .= ' UNIQUE';
- }
+ $sql .= (isset($attributes['DEFAULT']) ? " DEFAULT '".$attributes['DEFAULT']."'" : '')
+ .(( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL')
+ .(( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : '')
+ .(( ! empty($attributes['UNIQUE']) && $attributes['UNIQUE'] === TRUE) ? ' UNIQUE' : '');
}
// don't add a comma on the end of the last field
@@ -174,25 +126,24 @@ class CI_DB_cubrid_forge extends CI_DB_forge {
* @param bool should 'IF NOT EXISTS' be added to the SQL
* @return bool
*/
- public function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
+ protected function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
{
$sql = 'CREATE TABLE ';
+ /* As of version 8.4.1 CUBRID does not support this SQL syntax.
if ($if_not_exists === TRUE)
{
- //$sql .= 'IF NOT EXISTS ';
- // As of version 8.4.0 CUBRID does not support this SQL syntax.
+ $sql .= 'IF NOT EXISTS ';
}
+ */
$sql .= $this->db->escape_identifiers($table).' ('.$this->_process_fields($fields);
// If there is a PK defined
if (count($primary_keys) > 0)
{
- $key_name = 'pk_'.$table.'_'.$this->db->protect_identifiers(implode('_', $primary_keys));
-
- $primary_keys = $this->db->protect_identifiers($primary_keys);
- $sql .= ",\n\tCONSTRAINT " . $key_name . " PRIMARY KEY(" . implode(', ', $primary_keys) . ")";
+ $key_name = $this->db->protect_identifiers('pk_'.$table.'_'.implode('_', $primary_keys));
+ $sql .= ",\n\tCONSTRAINT ".$key_name.' PRIMARY KEY('.implode(', ', $this->db->protect_identifiers($primary_keys)).')';
}
if (is_array($keys) && count($keys) > 0)
@@ -201,34 +152,20 @@ class CI_DB_cubrid_forge extends CI_DB_forge {
{
if (is_array($key))
{
- $key_name = $this->db->protect_identifiers(implode('_', $key));
+ $key_name = $this->db->protect_identifiers('idx_'.$table.implode('_', $key));
$key = $this->db->protect_identifiers($key);
}
else
{
- $key_name = $this->db->protect_identifiers($key);
+ $key_name = $this->db->protect_identifiers('idx_'.$table.$key);
$key = array($key_name);
}
- $sql .= ",\n\tKEY \"{$key_name}\" (" . implode(', ', $key) . ")";
+ $sql .= ",\n\tKEY ".$key_name.' ('.implode(', ', $key).')';
}
}
- $sql .= "\n);";
-
- return $sql;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Drop Table
- *
- * @return string
- */
- public function _drop_table($table)
- {
- return 'DROP TABLE IF EXISTS '.$this->db->escape_identifiers($table);
+ return $sql."\n);";
}
// --------------------------------------------------------------------
@@ -245,40 +182,18 @@ class CI_DB_cubrid_forge extends CI_DB_forge {
* @param string the field after which we should add the new field
* @return string
*/
- public function _alter_table($alter_type, $table, $fields, $after_field = '')
+ protected function _alter_table($alter_type, $table, $fields, $after_field = '')
{
$sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' ';
// DROP has everything it needs now.
- if ($alter_type == 'DROP')
+ if ($alter_type === 'DROP')
{
return $sql.$this->db->protect_identifiers($fields);
}
- $sql .= $this->_process_fields($fields);
-
- if ($after_field != '')
- {
- return $sql.' AFTER '.$this->db->protect_identifiers($after_field);
- }
-
- return $sql;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Rename a table
- *
- * Generates a platform-specific query so that a table can be renamed
- *
- * @param string the old table name
- * @param string the new table name
- * @return string
- */
- public function _rename_table($table_name, $new_table_name)
- {
- return 'RENAME TABLE '.$this->db->protect_identifiers($table_name).' AS '.$this->db->protect_identifiers($new_table_name);
+ return $sql.$this->_process_fields($fields)
+ .($after_field != '' ? ' AFTER '.$this->db->protect_identifiers($after_field) : '');
}
}
diff --git a/system/database/drivers/cubrid/cubrid_result.php b/system/database/drivers/cubrid/cubrid_result.php
index 6a61a213d..3eb9f7e3d 100644
--- a/system/database/drivers/cubrid/cubrid_result.php
+++ b/system/database/drivers/cubrid/cubrid_result.php
@@ -21,7 +21,7 @@
* @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/)
* @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0)
* @link http://codeigniter.com
- * @since Version 2.0.2
+ * @since Version 2.1
* @filesource
*/
@@ -84,53 +84,20 @@ class CI_DB_cubrid_result extends CI_DB_result {
public function field_data()
{
$retval = array();
-
- $tablePrimaryKeys = array();
+ $i = 0;
while ($field = cubrid_fetch_field($this->result_id))
{
- $F = new stdClass();
- $F->name = $field->name;
- $F->type = $field->type;
- $F->default = $field->def;
- $F->max_length = $field->max_length;
-
- // At this moment primary_key property is not returned when
- // cubrid_fetch_field is called. The following code will
- // provide a patch for it. primary_key property will be added
- // in the next release.
-
- // TODO: later version of CUBRID will provide primary_key
- // property.
- // When PK is defined in CUBRID, an index is automatically
- // created in the db_index system table in the form of
- // pk_tblname_fieldname. So the following will count how many
- // columns are there which satisfy this format.
- // The query will search for exact single columns, thus
- // compound PK is not supported.
- $res = cubrid_query($this->conn_id,
- "SELECT COUNT(*) FROM db_index WHERE class_name = '" . $field->table .
- "' AND is_primary_key = 'YES' AND index_name = 'pk_" .
- $field->table . "_" . $field->name . "'"
- );
-
- if ($res)
- {
- $row = cubrid_fetch_array($res, CUBRID_NUM);
- $F->primary_key = ($row[0] > 0 ? 1 : null);
- }
- else
- {
- $F->primary_key = null;
- }
-
- if (is_resource($res))
- {
- cubrid_close_request($res);
- $this->result_id = FALSE;
- }
-
- $retval[] = $F;
+ $retval[$i] = new stdClass();
+ $retval[$i]->name = $field->name;
+ // CUBRID returns type as e.g. varchar(100),
+ // so we need to remove all digits and brackets.
+ $retval[$i]->type = preg_replace('/[\d()]/', '', $field->type);
+ $retval[$i]->default = $field->def;
+ // Use CUBRID's native API to obtain column's max_length,
+ // otherwise $field->max_length has incorrect info
+ $retval[$i]->max_length = cubrid_field_len($this->result_id, $i);
+ $retval[$i++]->primary_key = $field->primary_key;
}
return $retval;
@@ -145,9 +112,8 @@ class CI_DB_cubrid_result extends CI_DB_result {
*/
public function free_result()
{
- if(is_resource($this->result_id) ||
- get_resource_type($this->result_id) == "Unknown" &&
- preg_match('/Resource id #/', strval($this->result_id)))
+ if (is_resource($this->result_id) OR
+ (get_resource_type($this->result_id) === 'Unknown' && preg_match('/Resource id #/', strval($this->result_id))))
{
cubrid_close_request($this->result_id);
$this->result_id = FALSE;
@@ -163,7 +129,7 @@ class CI_DB_cubrid_result extends CI_DB_result {
* this internally before fetching results to make sure the
* result set starts at zero
*
- * @return array
+ * @return bool
*/
protected function _data_seek($n = 0)
{
diff --git a/system/database/drivers/cubrid/cubrid_utility.php b/system/database/drivers/cubrid/cubrid_utility.php
index dafd66146..c8cee99b6 100644
--- a/system/database/drivers/cubrid/cubrid_utility.php
+++ b/system/database/drivers/cubrid/cubrid_utility.php
@@ -21,7 +21,7 @@
* @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/)
* @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0)
* @link http://codeigniter.com
- * @since Version 1.0
+ * @since Version 2.1
* @filesource
*/
@@ -39,69 +39,25 @@ class CI_DB_cubrid_utility extends CI_DB_utility {
*
* @return array
*/
- public function _list_databases()
+ public function list_databases()
{
- // CUBRID does not allow to see the list of all databases on the
- // server. It is the way its architecture is designed. Every
- // database is independent and isolated.
- // For this reason we can return only the name of the currect
- // connected database.
- if ($this->conn_id)
+ if (isset($this->data_cache['db_names']))
{
- return "SELECT '" . $this->database . "'";
+ return $this->data_cache['db_names'];
}
- else
- {
- return FALSE;
- }
- }
-
- // --------------------------------------------------------------------
- /**
- * Optimize table query
- *
- * Generates a platform-specific query so that a table can be optimized
- *
- * @param string the table name
- * @return bool
- * @link http://www.cubrid.org/manual/840/en/Optimize%20Database
- */
- public function _optimize_table($table)
- {
- // No SQL based support in CUBRID as of version 8.4.0. Database or
- // table optimization can be performed using CUBRID Manager
- // database administration tool. See the link above for more info.
- return FALSE;
+ return $this->data_cache['db_names'] = cubrid_list_dbs($this->db->conn_id);
}
// --------------------------------------------------------------------
/**
- * Repair table query
- *
- * Generates a platform-specific query so that a table can be repaired
- *
- * @param string the table name
- * @return bool
- * @link http://www.cubrid.org/manual/840/en/Checking%20Database%20Consistency
- */
- public function _repair_table($table)
- {
- // Not supported in CUBRID as of version 8.4.0. Database or
- // table consistency can be checked using CUBRID Manager
- // database administration tool. See the link above for more info.
- return FALSE;
- }
-
- // --------------------------------------------------------------------
- /**
* CUBRID Export
*
* @param array Preferences
* @return mixed
*/
- public function _backup($params = array())
+ protected function _backup($params = array())
{
// No SQL based support in CUBRID as of version 8.4.0. Database or
// table backup can be performed using CUBRID Manager
diff --git a/system/database/drivers/interbase/interbase_driver.php b/system/database/drivers/interbase/interbase_driver.php
index 88638a21a..1b18de803 100644
--- a/system/database/drivers/interbase/interbase_driver.php
+++ b/system/database/drivers/interbase/interbase_driver.php
@@ -29,7 +29,7 @@
* Firebird/Interbase Database Adapter Class
*
* Note: _DB is an extender class that the app controller
- * creates dynamically based on whether the active record
+ * creates dynamically based on whether the query builder
* class is being used or not.
*
* @package CodeIgniter
@@ -373,20 +373,26 @@ class CI_DB_interbase_driver extends CI_DB {
* @param array the update data
* @param array the where clause
* @param array the orderby clause
- * @param array the limit clause
+ * @param array the limit clause (ignored)
+ * @param array the like clause
* @return string
*/
- protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE)
+ protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array())
{
foreach ($values as $key => $val)
{
$valstr[] = $key.' = '.$val;
}
- //$limit = ( ! $limit) ? '' : ' LIMIT '.$limit;
+ $where = empty($where) ? '' : ' WHERE '.implode(' ', $where);
+
+ if ( ! empty($like))
+ {
+ $where .= ($where === '' ? ' WHERE ' : ' AND ').implode(' ', $like);
+ }
return 'UPDATE '.$table.' SET '.implode(', ', $valstr)
- .(($where != '' && count($where) > 0) ? ' WHERE '.implode(' ', $where) : '')
+ .$where
.(count($orderby) > 0 ? ' ORDER BY '.implode(', ', $orderby) : '');
}
@@ -418,25 +424,18 @@ class CI_DB_interbase_driver extends CI_DB {
*
* @param string the table name
* @param array the where clause
- * @param string the limit clause
+ * @param array the like clause
+ * @param string the limit clause (ignored)
* @return string
*/
protected function _delete($table, $where = array(), $like = array(), $limit = FALSE)
{
- if (count($where) > 0 OR count($like) > 0)
- {
- $conditions = "\nWHERE ".implode("\n", $where)
- .((count($where) > 0 && count($like) > 0) ? ' AND ' : '')
- .implode("\n", $like);
- }
- else
- {
- $conditions = '';
- }
+ $conditions = array();
- //$limit = ( ! $limit) ? '' : ' LIMIT '.$limit;
+ empty($where) OR $conditions[] = implode(' ', $where);
+ empty($like) OR $conditions[] = implode(' ', $like);
- return 'DELETE FROM '.$table.' '.$conditions;
+ return 'DELETE FROM '.$table.(count($conditions) > 0 ? ' WHERE '.implode(' AND ', $conditions) : '');
}
// --------------------------------------------------------------------
diff --git a/system/database/drivers/interbase/interbase_forge.php b/system/database/drivers/interbase/interbase_forge.php
index f46043569..c850656a8 100644
--- a/system/database/drivers/interbase/interbase_forge.php
+++ b/system/database/drivers/interbase/interbase_forge.php
@@ -25,8 +25,6 @@
* @filesource
*/
-// ------------------------------------------------------------------------
-
/**
* Interbase/Firebird Forge Class
*
@@ -36,18 +34,22 @@
*/
class CI_DB_interbase_forge extends CI_DB_forge {
+ protected $_drop_table = 'DROP TABLE %s';
+
/**
* Create database
*
* @param string the database name
* @return string
*/
- protected function _create_database($filename='')
+ public function create_database($db_name)
{
- // Firebird databases are flat files, so a path is required
+ // Firebird databases are flat files, so a path is required
+
// Hostname is needed for remote access
- return 'CREATE DATABASE "'.$this->hostname.':'.$filename.'"';
-
+ empty($this->db->hostname) OR $db_name = $this->hostname.':'.$db_name;
+
+ return parent::create_database('"'.$db_name.'"');
}
// --------------------------------------------------------------------
@@ -55,14 +57,20 @@ class CI_DB_interbase_forge extends CI_DB_forge {
/**
* Drop database
*
- * @param string the database name - not used in this driver
- * - the current db is dropped
+ * @param string the database name
+ * - not used in this driver, the current db is dropped
* @return bool
*/
- protected function _drop_database($name='')
+ public function drop_database($db_name = '')
{
- return ibase_drop_db($this->conn_id);
+ if ( ! ibase_drop_db($this->conn_id))
+ {
+ return ($this->db->db_debug) ? $this->db->display_error('db_unable_to_drop') : FALSE;
+ }
+
+ return TRUE;
}
+
// --------------------------------------------------------------------
/**
@@ -72,7 +80,7 @@ class CI_DB_interbase_forge extends CI_DB_forge {
* @param array the fields
* @param mixed primary key(s)
* @param mixed key(s)
- * @param boolean should 'IF NOT EXISTS' be added to the SQL
+ * @param bool should 'IF NOT EXISTS' be added to the SQL
* @return string
*/
protected function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
@@ -167,18 +175,6 @@ class CI_DB_interbase_forge extends CI_DB_forge {
// --------------------------------------------------------------------
/**
- * Drop Table
- *
- * @return string
- */
- protected function _drop_table($table)
- {
- return 'DROP TABLE '.$name;
- }
-
- // --------------------------------------------------------------------
-
- /**
* Alter table query
*
* Generates a platform-specific query so that a table can be altered
@@ -189,7 +185,7 @@ class CI_DB_interbase_forge extends CI_DB_forge {
* @param string the table name
* @param string the column definition
* @param string the default value
- * @param boolean should 'NOT NULL' be added
+ * @param bool should 'NOT NULL' be added
* @param string the field after which we should add the new field
* @return string
*/
@@ -222,21 +218,6 @@ class CI_DB_interbase_forge extends CI_DB_forge {
}
- // --------------------------------------------------------------------
-
- /**
- * Rename a table
- *
- * Generates a platform-specific query so that a table can be renamed
- *
- * @param string the old table name
- * @param string the new table name
- * @return string
- */
- protected function _rename_table($table_name, $new_table_name)
- {
- return 'ALTER TABLE '.$this->db->protect_identifiers($table_name).' RENAME TO '.$this->db->protect_identifiers($new_table_name);
- }
}
/* End of file interbase_forge.php */
diff --git a/system/database/drivers/interbase/interbase_result.php b/system/database/drivers/interbase/interbase_result.php
index fd4178dec..5ddb6fa47 100644
--- a/system/database/drivers/interbase/interbase_result.php
+++ b/system/database/drivers/interbase/interbase_result.php
@@ -131,23 +131,6 @@ class CI_DB_interbase_result extends CI_DB_result {
// --------------------------------------------------------------------
/**
- * Data Seek
- *
- * Moves the internal pointer to the desired offset. We call
- * this internally before fetching results to make sure the
- * result set starts at zero
- *
- * @return array
- */
- protected function _data_seek($n = 0)
- {
- // Interbase driver doesn't implement a suitable function
- return FALSE;
- }
-
- // --------------------------------------------------------------------
-
- /**
* Result - associative array
*
* Returns the result set as an array
diff --git a/system/database/drivers/interbase/interbase_utility.php b/system/database/drivers/interbase/interbase_utility.php
index a88055ee0..1b92af9b6 100644
--- a/system/database/drivers/interbase/interbase_utility.php
+++ b/system/database/drivers/interbase/interbase_utility.php
@@ -25,8 +25,6 @@
* @filesource
*/
-// ------------------------------------------------------------------------
-
/**
* Interbase/Firebird Utility Class
*
@@ -36,56 +34,7 @@
*/
class CI_DB_interbase_utility extends CI_DB_utility {
- /**
- * List databases
- *
- * I don't believe you can do a database listing with Firebird
- * since each database is its own file. I suppose we could
- * try reading a directory looking for Firebird files, but
- * that doesn't seem like a terribly good idea
- *
- * @return bool
- */
- public function _list_databases()
- {
- if ($this->db_debug)
- {
- return $this->db->display_error('db_unsuported_feature');
- }
- return FALSE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Optimize table query
- *
- * Is optimization even supported in Interbase/Firebird?
- *
- * @param string the table name
- * @return object
- */
- public function _optimize_table($table)
- {
- return FALSE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Repair table query
- *
- * Table repairs are not supported in Interbase/Firebird
- *
- * @param string the table name
- * @return object
- */
- public function _repair_table($table)
- {
- return FALSE;
- }
-
- // --------------------------------------------------------------------
+ protected $_list_databases = FALSE;
/**
* Interbase/Firebird Export
@@ -93,22 +42,20 @@ class CI_DB_interbase_utility extends CI_DB_utility {
* @param string $filename
* @return mixed
*/
- public function backup($filename)
+ protected function backup($filename)
{
if ($service = ibase_service_attach($this->db->hostname, $this->db->username, $this->db->password))
{
$res = ibase_backup($service, $this->db->database, $filename.'.fbk');
-
- //Close the service connection
+
+ // Close the service connection
ibase_service_detach($service);
-
return $res;
}
- else
- {
- return FALSE;
- }
+
+ return FALSE;
}
+
}
/* End of file interbase_utility.php */
diff --git a/system/database/drivers/mssql/mssql_driver.php b/system/database/drivers/mssql/mssql_driver.php
index ae3b843ee..f60ec8168 100644
--- a/system/database/drivers/mssql/mssql_driver.php
+++ b/system/database/drivers/mssql/mssql_driver.php
@@ -29,7 +29,7 @@
* MS SQL Database Adapter Class
*
* Note: _DB is an extender class that the app controller
- * creates dynamically based on whether the active record
+ * creates dynamically based on whether the query builder
* class is being used or not.
*
* @package CodeIgniter
@@ -425,6 +425,38 @@ class CI_DB_mssql_driver extends CI_DB {
// --------------------------------------------------------------------
/**
+ * Update statement
+ *
+ * Generates a platform-specific update string from the supplied data
+ *
+ * @param string the table name
+ * @param array the update data
+ * @param array the where clause
+ * @param array the orderby clause (ignored)
+ * @param array the limit clause (ignored)
+ * @param array the like clause
+ * @return string
+ */
+ protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array())
+ {
+ foreach($values as $key => $val)
+ {
+ $valstr[] = $key.' = '.$val;
+ }
+
+ $where = empty($where) ? '' : ' WHERE '.implode(' ', $where);
+
+ if ( ! empty($like))
+ {
+ $where .= ($where === '' ? ' WHERE ' : ' AND ').implode(' ', $like);
+ }
+
+ return 'UPDATE '.$table.' SET '.implode(', ', $valstr).' WHERE '.$where;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
* Truncate statement
*
* Generates a platform-specific truncate string from the supplied data
@@ -449,28 +481,22 @@ class CI_DB_mssql_driver extends CI_DB {
*
* @param string the table name
* @param array the where clause
+ * @param array the like clause
* @param string the limit clause
* @return string
*/
protected function _delete($table, $where = array(), $like = array(), $limit = FALSE)
{
- $conditions = '';
-
- if (count($where) > 0 OR count($like) > 0)
- {
- $conditions = "\nWHERE ";
- $conditions .= implode("\n", $this->ar_where);
+ $conditions = array();
- if (count($where) > 0 && count($like) > 0)
- {
- $conditions .= " AND ";
- }
- $conditions .= implode("\n", $like);
- }
+ empty($where) OR $conditions[] = implode(' ', $where);
+ empty($like) OR $conditions[] = implode(' ', $like);
- $limit = ( ! $limit) ? '' : ' LIMIT '.$limit;
+ $conditions = (count($conditions) > 0) ? ' WHERE '.implode(' AND ', $conditions) : '';
- return "DELETE FROM ".$table.$conditions.$limit;
+ return ($limit)
+ ? 'WITH ci_delete AS (SELECT TOP '.$limit.' * FROM '.$table.$conditions.') DELETE FROM ci_delete'
+ : 'DELETE FROM '.$table.$conditions;
}
// --------------------------------------------------------------------
@@ -508,4 +534,4 @@ class CI_DB_mssql_driver extends CI_DB {
}
/* End of file mssql_driver.php */
-/* Location: ./system/database/drivers/mssql/mssql_driver.php */ \ No newline at end of file
+/* Location: ./system/database/drivers/mssql/mssql_driver.php */
diff --git a/system/database/drivers/mssql/mssql_forge.php b/system/database/drivers/mssql/mssql_forge.php
index d787b3764..8f8e7c5b9 100644
--- a/system/database/drivers/mssql/mssql_forge.php
+++ b/system/database/drivers/mssql/mssql_forge.php
@@ -34,44 +34,7 @@
*/
class CI_DB_mssql_forge extends CI_DB_forge {
- /**
- * Create database
- *
- * @param string the database name
- * @return string
- */
- public function _create_database($name)
- {
- return "CREATE DATABASE ".$name;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Drop database
- *
- * @param string the database name
- * @return string
- */
- public function _drop_database($name)
- {
- return "DROP DATABASE ".$name;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Drop Table
- *
- * @param string table name
- * @return string
- */
- public function _drop_table($table)
- {
- return 'DROP TABLE '.$this->db->escape_identifiers($table);
- }
-
- // --------------------------------------------------------------------
+ protected $_drop_table = 'DROP TABLE %s';
/**
* Create Table
@@ -83,7 +46,7 @@ class CI_DB_mssql_forge extends CI_DB_forge {
* @param bool should 'IF NOT EXISTS' be added to the SQL
* @return string
*/
- public function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
+ protected function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
{
$sql = 'CREATE TABLE ';
@@ -194,7 +157,7 @@ class CI_DB_mssql_forge extends CI_DB_forge {
* @param string the field after which we should add the new field
* @return string
*/
- public function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '')
+ protected function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '')
{
$sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '.$this->db->protect_identifiers($column_name);
@@ -229,23 +192,6 @@ class CI_DB_mssql_forge extends CI_DB_forge {
}
- // --------------------------------------------------------------------
-
- /**
- * Rename a table
- *
- * Generates a platform-specific query so that a table can be renamed
- *
- * @param string the old table name
- * @param string the new table name
- * @return string
- */
- public function _rename_table($table_name, $new_table_name)
- {
- // I think this syntax will work, but can find little documentation on renaming tables in MSSQL
- return 'ALTER TABLE '.$this->db->protect_identifiers($table_name).' RENAME TO '.$this->db->protect_identifiers($new_table_name);
- }
-
}
/* End of file mssql_forge.php */
diff --git a/system/database/drivers/mssql/mssql_result.php b/system/database/drivers/mssql/mssql_result.php
index 2723f4614..4cc87f4cf 100644
--- a/system/database/drivers/mssql/mssql_result.php
+++ b/system/database/drivers/mssql/mssql_result.php
@@ -126,11 +126,11 @@ class CI_DB_mssql_result extends CI_DB_result {
/**
* Data Seek
*
- * Moves the internal pointer to the desired offset. We call
+ * Moves the internal pointer to the desired offset. We call
* this internally before fetching results to make sure the
* result set starts at zero
*
- * @return array
+ * @return bool
*/
protected function _data_seek($n = 0)
{
diff --git a/system/database/drivers/mssql/mssql_utility.php b/system/database/drivers/mssql/mssql_utility.php
index 5c144330d..6d47618ce 100644
--- a/system/database/drivers/mssql/mssql_utility.php
+++ b/system/database/drivers/mssql/mssql_utility.php
@@ -34,47 +34,8 @@
*/
class CI_DB_mssql_utility extends CI_DB_utility {
- /**
- * List databases
- *
- * @return string
- */
- public function _list_databases()
- {
- return "EXEC sp_helpdb"; // Can also be: EXEC sp_databases
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Optimize table query
- *
- * Generates a platform-specific query so that a table can be optimized
- *
- * @param string the table name
- * @return bool
- */
- public function _optimize_table($table)
- {
- return FALSE; // Is this supported in MS SQL?
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Repair table query
- *
- * Generates a platform-specific query so that a table can be repaired
- *
- * @param string the table name
- * @return bool
- */
- public function _repair_table($table)
- {
- return FALSE; // Is this supported in MS SQL?
- }
-
- // --------------------------------------------------------------------
+ protected $_list_databases = 'EXEC sp_helpdb'; // Can also be: EXEC sp_databases
+ protected $_optimize_table = 'ALTER INDEX all ON %s REORGANIZE';
/**
* MSSQL Export
@@ -82,7 +43,7 @@ class CI_DB_mssql_utility extends CI_DB_utility {
* @param array Preferences
* @return mixed
*/
- public function _backup($params = array())
+ protected function _backup($params = array())
{
// Currently unsupported
return $this->db->display_error('db_unsuported_feature');
diff --git a/system/database/drivers/mysql/mysql_driver.php b/system/database/drivers/mysql/mysql_driver.php
index 28020d3e6..32c51865d 100644
--- a/system/database/drivers/mysql/mysql_driver.php
+++ b/system/database/drivers/mysql/mysql_driver.php
@@ -29,7 +29,7 @@
* MySQL Database Adapter Class
*
* Note: _DB is an extender class that the app controller
- * creates dynamically based on whether the active record
+ * creates dynamically based on whether the query builder
* class is being used or not.
*
* @package CodeIgniter
@@ -460,39 +460,6 @@ class CI_DB_mysql_driver extends CI_DB {
// --------------------------------------------------------------------
/**
- * Update statement
- *
- * Generates a platform-specific update string from the supplied data
- *
- * @param string the table name
- * @param array the update data
- * @param array the where clause
- * @param array the orderby clause
- * @param array the limit clause
- * @return string
- */
- protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array())
- {
- foreach ($values as $key => $val)
- {
- $valstr[] = $key.' = '.$val;
- }
-
- $where = ($where != '' && count($where) > 0) ? ' WHERE '.implode(' ', $where) : '';
- if (count($like) > 0)
- {
- $where .= ($where == '' ? ' WHERE ' : ' AND ').implode(' ', $like);
- }
-
- return 'UPDATE '.$table.' SET '.implode(', ', $valstr).$where
- .(count($orderby) > 0 ? ' ORDER BY '.implode(', ', $orderby) : '')
- .( ! $limit ? '' : ' LIMIT '.$limit);
- }
-
- // --------------------------------------------------------------------
-
-
- /**
* Update_Batch statement
*
* Generates a platform-specific batch update string from the supplied data
@@ -534,36 +501,6 @@ class CI_DB_mysql_driver extends CI_DB {
// --------------------------------------------------------------------
/**
- * Delete statement
- *
- * Generates a platform-specific delete string from the supplied data
- *
- * @param string the table name
- * @param array the where clause
- * @param string the limit clause
- * @return string
- */
- protected function _delete($table, $where = array(), $like = array(), $limit = FALSE)
- {
- $conditions = '';
-
- if (count($where) > 0 OR count($like) > 0)
- {
- $conditions = "\nWHERE ".implode("\n", $this->ar_where);
-
- if (count($where) > 0 && count($like) > 0)
- {
- $conditions .= ' AND ';
- }
- $conditions .= implode("\n", $like);
- }
-
- return 'DELETE FROM '.$table.$conditions.( ! $limit ? '' : ' LIMIT '.$limit);
- }
-
- // --------------------------------------------------------------------
-
- /**
* Limit string
*
* Generates a platform-specific LIMIT clause
@@ -594,4 +531,4 @@ class CI_DB_mysql_driver extends CI_DB {
}
/* End of file mysql_driver.php */
-/* Location: ./system/database/drivers/mysql/mysql_driver.php */ \ No newline at end of file
+/* Location: ./system/database/drivers/mysql/mysql_driver.php */
diff --git a/system/database/drivers/mysql/mysql_forge.php b/system/database/drivers/mysql/mysql_forge.php
index 9e19de1bb..0e39affa7 100644
--- a/system/database/drivers/mysql/mysql_forge.php
+++ b/system/database/drivers/mysql/mysql_forge.php
@@ -34,31 +34,7 @@
*/
class CI_DB_mysql_forge extends CI_DB_forge {
- /**
- * Create database
- *
- * @param string the database name
- * @return string
- */
- public function _create_database($name)
- {
- return 'CREATE DATABASE '.$name.' CHARACTER SET '.$this->db->char_set.' COLLATE '.$this->db->dbcollat;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Drop database
- *
- * @param string the database name
- * @return string
- */
- public function _drop_database($name)
- {
- return 'DROP DATABASE '.$name;
- }
-
- // --------------------------------------------------------------------
+ protected $_create_database = 'CREATE DATABASE %s CHARACTER SET %s COLLATE %s';
/**
* Process Fields
@@ -138,7 +114,7 @@ class CI_DB_mysql_forge extends CI_DB_forge {
* @param bool should 'IF NOT EXISTS' be added to the SQL
* @return bool
*/
- public function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
+ protected function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
{
$sql = 'CREATE TABLE ';
@@ -180,19 +156,6 @@ class CI_DB_mysql_forge extends CI_DB_forge {
// --------------------------------------------------------------------
/**
- * Drop Table
- *
- * @param string table name
- * @return string
- */
- public function _drop_table($table)
- {
- return 'DROP TABLE IF EXISTS '.$this->db->protect_identifiers($table);
- }
-
- // --------------------------------------------------------------------
-
- /**
* Alter table query
*
* Generates a platform-specific query so that a table can be altered
@@ -204,7 +167,7 @@ class CI_DB_mysql_forge extends CI_DB_forge {
* @param string the field after which we should add the new field
* @return string
*/
- public function _alter_table($alter_type, $table, $fields, $after_field = '')
+ protected function _alter_table($alter_type, $table, $fields, $after_field = '')
{
$sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' ';
@@ -218,22 +181,6 @@ class CI_DB_mysql_forge extends CI_DB_forge {
.($after_field != '' ? ' AFTER '.$this->db->protect_identifiers($after_field) : '');
}
- // --------------------------------------------------------------------
-
- /**
- * Rename a table
- *
- * Generates a platform-specific query so that a table can be renamed
- *
- * @param string the old table name
- * @param string the new table name
- * @return string
- */
- public function _rename_table($table_name, $new_table_name)
- {
- return 'ALTER TABLE '.$this->db->protect_identifiers($table_name).' RENAME TO '.$this->db->protect_identifiers($new_table_name);
- }
-
}
/* End of file mysql_forge.php */
diff --git a/system/database/drivers/mysql/mysql_result.php b/system/database/drivers/mysql/mysql_result.php
index f76076f4c..14d6d072a 100644
--- a/system/database/drivers/mysql/mysql_result.php
+++ b/system/database/drivers/mysql/mysql_result.php
@@ -128,7 +128,7 @@ class CI_DB_mysql_result extends CI_DB_result {
* this internally before fetching results to make sure the
* result set starts at zero
*
- * @return array
+ * @return bool
*/
protected function _data_seek($n = 0)
{
diff --git a/system/database/drivers/mysql/mysql_utility.php b/system/database/drivers/mysql/mysql_utility.php
index 2d89cb9cb..642323dbd 100644
--- a/system/database/drivers/mysql/mysql_utility.php
+++ b/system/database/drivers/mysql/mysql_utility.php
@@ -34,54 +34,17 @@
*/
class CI_DB_mysql_utility extends CI_DB_utility {
- /**
- * List databases
- *
- * @return string
- */
- public function _list_databases()
- {
- return 'SHOW DATABASES';
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Optimize table query
- *
- * Generates a platform-specific query so that a table can be optimized
- *
- * @param string the table name
- * @return string
- */
- public function _optimize_table($table)
- {
- return 'OPTIMIZE TABLE '.$this->db->protect_identifiers($table);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Repair table query
- *
- * Generates a platform-specific query so that a table can be repaired
- *
- * @param string the table name
- * @return string
- */
- public function _repair_table($table)
- {
- return 'REPAIR TABLE '.$this->db->protect_identifiers($table);
- }
+ protected $_list_databases = 'SHOW DATABASES';
+ protected $_optimize_table = 'OPTIMIZE TABLE %s';
+ protected $_repair_table = 'REPAIR TABLE %s';
- // --------------------------------------------------------------------
/**
* MySQL Export
*
* @param array Preferences
* @return mixed
*/
- public function _backup($params = array())
+ protected function _backup($params = array())
{
if (count($params) === 0)
{
diff --git a/system/database/drivers/mysqli/mysqli_driver.php b/system/database/drivers/mysqli/mysqli_driver.php
index 50e213641..e2684e4f2 100644
--- a/system/database/drivers/mysqli/mysqli_driver.php
+++ b/system/database/drivers/mysqli/mysqli_driver.php
@@ -29,7 +29,7 @@
* MySQLi Database Adapter Class
*
* Note: _DB is an extender class that the app controller
- * creates dynamically based on whether the active record
+ * creates dynamically based on whether the query builder
* class is being used or not.
*
* @package CodeIgniter
@@ -503,35 +503,6 @@ class CI_DB_mysqli_driver extends CI_DB {
// --------------------------------------------------------------------
/**
- * Delete statement
- *
- * Generates a platform-specific delete string from the supplied data
- *
- * @param string the table name
- * @param array the where clause
- * @param string the limit clause
- * @return string
- */
- protected function _delete($table, $where = array(), $like = array(), $limit = FALSE)
- {
- $conditions = '';
- if (count($where) > 0 OR count($like) > 0)
- {
- $conditions = "\nWHERE ".implode("\n", $this->ar_where);
-
- if (count($where) > 0 && count($like) > 0)
- {
- $conditions .= ' AND ';
- }
- $conditions .= implode("\n", $like);
- }
-
- return 'DELETE FROM '.$table.$conditions.( ! $limit ? '' : ' LIMIT '.$limit);
- }
-
- // --------------------------------------------------------------------
-
- /**
* Limit string
*
* Generates a platform-specific LIMIT clause
@@ -564,4 +535,4 @@ class CI_DB_mysqli_driver extends CI_DB {
}
/* End of file mysqli_driver.php */
-/* Location: ./system/database/drivers/mysqli/mysqli_driver.php */ \ No newline at end of file
+/* Location: ./system/database/drivers/mysqli/mysqli_driver.php */
diff --git a/system/database/drivers/mysqli/mysqli_forge.php b/system/database/drivers/mysqli/mysqli_forge.php
index 4b6939e2a..503574dfc 100644
--- a/system/database/drivers/mysqli/mysqli_forge.php
+++ b/system/database/drivers/mysqli/mysqli_forge.php
@@ -34,31 +34,7 @@
*/
class CI_DB_mysqli_forge extends CI_DB_forge {
- /**
- * Create database
- *
- * @param string the database name
- * @return string
- */
- public function _create_database($name)
- {
- return 'CREATE DATABASE '.$name.' CHARACTER SET '.$this->db->char_set.' COLLATE '.$this->db->dbcollat;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Drop database
- *
- * @param string the database name
- * @return string
- */
- public function _drop_database($name)
- {
- return 'DROP DATABASE '.$name;
- }
-
- // --------------------------------------------------------------------
+ protected $_create_database = 'CREATE DATABASE %s CHARACTER SET %s COLLATE %s';
/**
* Process Fields
@@ -139,7 +115,7 @@ class CI_DB_mysqli_forge extends CI_DB_forge {
* @param bool should 'IF NOT EXISTS' be added to the SQL
* @return bool
*/
- public function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
+ protected function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
{
$sql = 'CREATE TABLE ';
@@ -181,18 +157,6 @@ class CI_DB_mysqli_forge extends CI_DB_forge {
// --------------------------------------------------------------------
/**
- * Drop Table
- *
- * @return string
- */
- public function _drop_table($table)
- {
- return 'DROP TABLE IF EXISTS '.$this->db->escape_identifiers($table);
- }
-
- // --------------------------------------------------------------------
-
- /**
* Alter table query
*
* Generates a platform-specific query so that a table can be altered
@@ -204,7 +168,7 @@ class CI_DB_mysqli_forge extends CI_DB_forge {
* @param string the field after which we should add the new field
* @return string
*/
- public function _alter_table($alter_type, $table, $fields, $after_field = '')
+ protected function _alter_table($alter_type, $table, $fields, $after_field = '')
{
$sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' ';
@@ -218,22 +182,6 @@ class CI_DB_mysqli_forge extends CI_DB_forge {
.($after_field != '' ? ' AFTER '.$this->db->protect_identifiers($after_field) : '');
}
- // --------------------------------------------------------------------
-
- /**
- * Rename a table
- *
- * Generates a platform-specific query so that a table can be renamed
- *
- * @param string the old table name
- * @param string the new table name
- * @return string
- */
- public function _rename_table($table_name, $new_table_name)
- {
- return 'ALTER TABLE '.$this->db->protect_identifiers($table_name).' RENAME TO '.$this->db->protect_identifiers($new_table_name);
- }
-
}
/* End of file mysqli_forge.php */
diff --git a/system/database/drivers/mysqli/mysqli_result.php b/system/database/drivers/mysqli/mysqli_result.php
index cf0362217..9b4d494d4 100644
--- a/system/database/drivers/mysqli/mysqli_result.php
+++ b/system/database/drivers/mysqli/mysqli_result.php
@@ -125,11 +125,11 @@ class CI_DB_mysqli_result extends CI_DB_result {
/**
* Data Seek
*
- * Moves the internal pointer to the desired offset. We call
+ * Moves the internal pointer to the desired offset. We call
* this internally before fetching results to make sure the
* result set starts at zero
*
- * @return array
+ * @return bool
*/
protected function _data_seek($n = 0)
{
diff --git a/system/database/drivers/mysqli/mysqli_utility.php b/system/database/drivers/mysqli/mysqli_utility.php
index cb3f86b8b..27d4ef817 100644
--- a/system/database/drivers/mysqli/mysqli_utility.php
+++ b/system/database/drivers/mysqli/mysqli_utility.php
@@ -34,47 +34,9 @@
*/
class CI_DB_mysqli_utility extends CI_DB_utility {
- /**
- * List databases
- *
- * @return string
- */
- public function _list_databases()
- {
- return 'SHOW DATABASES';
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Optimize table query
- *
- * Generates a platform-specific query so that a table can be optimized
- *
- * @param string the table name
- * @return string
- */
- public function _optimize_table($table)
- {
- return 'OPTIMIZE TABLE '.$this->db->escape_identifiers($table);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Repair table query
- *
- * Generates a platform-specific query so that a table can be repaired
- *
- * @param string the table name
- * @return string
- */
- public function _repair_table($table)
- {
- return 'REPAIR TABLE '.$this->db->escape_identifiers($table);
- }
-
- // --------------------------------------------------------------------
+ protected $_list_databases = 'SHOW DATABASES';
+ protected $_optimize_table = 'OPTIMIZE TABLE %s';
+ protected $_repair_table = 'REPAIR TABLE %s';
/**
* MySQLi Export
@@ -82,7 +44,7 @@ class CI_DB_mysqli_utility extends CI_DB_utility {
* @param array Preferences
* @return mixed
*/
- public function _backup($params = array())
+ protected function _backup($params = array())
{
// Currently unsupported
return $this->db->display_error('db_unsuported_feature');
diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php
index 6e225ee1f..33a89df94 100644
--- a/system/database/drivers/oci8/oci8_driver.php
+++ b/system/database/drivers/oci8/oci8_driver.php
@@ -29,7 +29,7 @@
* oci8 Database Adapter Class
*
* Note: _DB is an extender class that the app controller
- * creates dynamically based on whether the active record
+ * creates dynamically based on whether the query builder
* class is being used or not.
*
* @package CodeIgniter
@@ -632,24 +632,19 @@ class CI_DB_oci8_driver extends CI_DB {
*
* @param string the table name
* @param array the where clause
+ * @param array the like clause
* @param string the limit clause
* @return string
*/
protected function _delete($table, $where = array(), $like = array(), $limit = FALSE)
{
- $conditions = '';
- if (count($where) > 0 OR count($like) > 0)
- {
- $conditions = "\nWHERE ".implode("\n", $this->ar_where);
+ $conditions = array();
- if (count($where) > 0 && count($like) > 0)
- {
- $conditions .= ' AND ';
- }
- $conditions .= implode("\n", $like);
- }
+ empty($where) OR $conditions[] = implode(' ', $where);
+ empty($like) OR $conditions[] = implode(' ', $like);
+ empty($limit) OR $conditions[] = 'rownum <= '.$limit;
- return 'DELETE FROM '.$table.$conditions.( ! $limit ? '' : ' LIMIT '.$limit);
+ return 'DELETE FROM '.$table.(count($conditions) > 0 ? ' WHERE '.implode(' AND ', $conditions) : '');
}
// --------------------------------------------------------------------
@@ -687,4 +682,4 @@ class CI_DB_oci8_driver extends CI_DB {
}
/* End of file oci8_driver.php */
-/* Location: ./system/database/drivers/oci8/oci8_driver.php */ \ No newline at end of file
+/* Location: ./system/database/drivers/oci8/oci8_driver.php */
diff --git a/system/database/drivers/oci8/oci8_forge.php b/system/database/drivers/oci8/oci8_forge.php
index 033e618e7..bd265b6e0 100644
--- a/system/database/drivers/oci8/oci8_forge.php
+++ b/system/database/drivers/oci8/oci8_forge.php
@@ -34,33 +34,9 @@
*/
class CI_DB_oci8_forge extends CI_DB_forge {
- /**
- * Create database
- *
- * @param string the database name
- * @return bool
- */
- public function _create_database($name)
- {
- // Not supported - schemas in Oracle are actual usernames
- return FALSE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Drop database
- *
- * @param string the database name
- * @return bool
- */
- public function _drop_database($name)
- {
- // Not supported - schemas in Oracle are actual usernames
- return FALSE;
- }
-
- // --------------------------------------------------------------------
+ protected $_create_database = FALSE;
+ protected $_drop_database = FALSE;
+ protected $_drop_table = 'DROP TABLE %s';
/**
* Create Table
@@ -72,7 +48,7 @@ class CI_DB_oci8_forge extends CI_DB_forge {
* @param bool should 'IF NOT EXISTS' be added to the SQL
* @return string
*/
- public function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
+ protected function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
{
$sql = 'CREATE TABLE ';
@@ -140,18 +116,6 @@ class CI_DB_oci8_forge extends CI_DB_forge {
// --------------------------------------------------------------------
/**
- * Drop Table
- *
- * @return string
- */
- public function _drop_table($table)
- {
- return 'DROP TABLE '.$this->db->protect_identifiers($table);
- }
-
- // --------------------------------------------------------------------
-
- /**
* Alter table query
*
* Generates a platform-specific query so that a table can be altered
@@ -166,7 +130,7 @@ class CI_DB_oci8_forge extends CI_DB_forge {
* @param string the field after which we should add the new field
* @return string
*/
- public function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '')
+ protected function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '')
{
$sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '.$this->db->protect_identifiers($column_name);
@@ -183,22 +147,6 @@ class CI_DB_oci8_forge extends CI_DB_forge {
}
- // --------------------------------------------------------------------
-
- /**
- * Rename a table
- *
- * Generates a platform-specific query so that a table can be renamed
- *
- * @param string the old table name
- * @param string the new table name
- * @return string
- */
- public function _rename_table($table_name, $new_table_name)
- {
- return 'ALTER TABLE '.$this->db->protect_identifiers($table_name).' RENAME TO '.$this->db->protect_identifiers($new_table_name);
- }
-
}
/* End of file oci8_forge.php */
diff --git a/system/database/drivers/oci8/oci8_result.php b/system/database/drivers/oci8/oci8_result.php
index aad24cfd9..7b05e0a43 100644
--- a/system/database/drivers/oci8/oci8_result.php
+++ b/system/database/drivers/oci8/oci8_result.php
@@ -244,8 +244,6 @@ class CI_DB_oci8_result extends CI_DB_result {
$this->row_data[$row_index++] = $row;
}
- // Un-comment the following line, in case it becomes needed
- // $this->_data_seek();
return $this->result_array = $this->row_data;
}
@@ -299,8 +297,6 @@ class CI_DB_oci8_result extends CI_DB_result {
$this->result_object[$row_index++] = $row;
}
- // Un-comment the following line, in case it becomes needed
- // $this->_data_seek();
return $this->result_object;
}
diff --git a/system/database/drivers/oci8/oci8_utility.php b/system/database/drivers/oci8/oci8_utility.php
index efb4bca02..0183eda26 100644
--- a/system/database/drivers/oci8/oci8_utility.php
+++ b/system/database/drivers/oci8/oci8_utility.php
@@ -34,50 +34,7 @@
*/
class CI_DB_oci8_utility extends CI_DB_utility {
- /**
- * List databases
- *
- * Generates a platform-specific query so that we get a list of schemas
- * Those are actually usernames in Oracle.
- *
- * @return string
- */
- public function _list_databases()
- {
- return 'SELECT username FROM dba_users';
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Optimize table query
- *
- * Generates a platform-specific query so that a table can be optimized
- *
- * @param string the table name
- * @return bool
- */
- public function _optimize_table($table)
- {
- return FALSE; // Not supported in Oracle
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Repair table query
- *
- * Generates a platform-specific query so that a table can be repaired
- *
- * @param string the table name
- * @return bool
- */
- public function _repair_table($table)
- {
- return FALSE; // Not supported in Oracle
- }
-
- // --------------------------------------------------------------------
+ protected $_list_databases = 'SELECT username FROM dba_users'; // Schemas are actual usernames
/**
* Oracle Export
@@ -85,7 +42,7 @@ class CI_DB_oci8_utility extends CI_DB_utility {
* @param array Preferences
* @return mixed
*/
- public function _backup($params = array())
+ protected function _backup($params = array())
{
// Currently unsupported
return $this->db->display_error('db_unsuported_feature');
diff --git a/system/database/drivers/odbc/odbc_driver.php b/system/database/drivers/odbc/odbc_driver.php
index d1a5f774b..e36f2d233 100644
--- a/system/database/drivers/odbc/odbc_driver.php
+++ b/system/database/drivers/odbc/odbc_driver.php
@@ -29,7 +29,7 @@
* ODBC Database Adapter Class
*
* Note: _DB is an extender class that the app controller
- * creates dynamically based on whether the active record
+ * creates dynamically based on whether the query builder
* class is being used or not.
*
* @package CodeIgniter
@@ -382,39 +382,6 @@ class CI_DB_odbc_driver extends CI_DB {
// --------------------------------------------------------------------
/**
- * Delete statement
- *
- * Generates a platform-specific delete string from the supplied data
- *
- * @param string the table name
- * @param array the where clause
- * @param string the limit clause
- * @return string
- */
- protected function _delete($table, $where = array(), $like = array(), $limit = FALSE)
- {
- $conditions = '';
-
- if (count($where) > 0 OR count($like) > 0)
- {
- $conditions = "\nWHERE ";
- $conditions .= implode("\n", $this->ar_where);
-
- if (count($where) > 0 && count($like) > 0)
- {
- $conditions .= " AND ";
- }
- $conditions .= implode("\n", $like);
- }
-
- $limit = ( ! $limit) ? '' : ' LIMIT '.$limit;
-
- return "DELETE FROM ".$table.$conditions.$limit;
- }
-
- // --------------------------------------------------------------------
-
- /**
* Limit string
*
* Generates a platform-specific LIMIT clause
@@ -446,4 +413,4 @@ class CI_DB_odbc_driver extends CI_DB {
}
/* End of file odbc_driver.php */
-/* Location: ./system/database/drivers/odbc/odbc_driver.php */ \ No newline at end of file
+/* Location: ./system/database/drivers/odbc/odbc_driver.php */
diff --git a/system/database/drivers/odbc/odbc_forge.php b/system/database/drivers/odbc/odbc_forge.php
index afdd6dec2..d59b8a911 100644
--- a/system/database/drivers/odbc/odbc_forge.php
+++ b/system/database/drivers/odbc/odbc_forge.php
@@ -34,43 +34,8 @@
*/
class CI_DB_odbc_forge extends CI_DB_forge {
- /**
- * Create database
- *
- * @param string the database name
- * @return bool
- */
- public function _create_database()
- {
- // ODBC has no "create database" command since it's
- // designed to connect to an existing database
- if ($this->db->db_debug)
- {
- return $this->db->display_error('db_unsuported_feature');
- }
- return FALSE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Drop database
- *
- * @param string the database name
- * @return bool
- */
- public function _drop_database($name)
- {
- // ODBC has no "drop database" command since it's
- // designed to connect to an existing database
- if ($this->db->db_debug)
- {
- return $this->db->display_error('db_unsuported_feature');
- }
- return FALSE;
- }
-
- // --------------------------------------------------------------------
+ protected $_drop_database = 'DROP DATABASE %s';
+ protected $_drop_table = 'DROP TABLE %s';
/**
* Create Table
@@ -82,7 +47,7 @@ class CI_DB_odbc_forge extends CI_DB_forge {
* @param bool should 'IF NOT EXISTS' be added to the SQL
* @return bool
*/
- public function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
+ protected function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
{
$sql = 'CREATE TABLE ';
@@ -179,23 +144,6 @@ class CI_DB_odbc_forge extends CI_DB_forge {
// --------------------------------------------------------------------
/**
- * Drop Table
- *
- * @return bool
- */
- public function _drop_table($table)
- {
- // Not a supported ODBC feature
- if ($this->db->db_debug)
- {
- return $this->db->display_error('db_unsuported_feature');
- }
- return FALSE;
- }
-
- // --------------------------------------------------------------------
-
- /**
* Alter table query
*
* Generates a platform-specific query so that a table can be altered
@@ -210,7 +158,7 @@ class CI_DB_odbc_forge extends CI_DB_forge {
* @param string the field after which we should add the new field
* @return string
*/
- public function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '')
+ protected function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '')
{
$sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '.$this->db->protect_identifiers($column_name);
@@ -245,23 +193,6 @@ class CI_DB_odbc_forge extends CI_DB_forge {
}
-
- // --------------------------------------------------------------------
-
- /**
- * Rename a table
- *
- * Generates a platform-specific query so that a table can be renamed
- *
- * @param string the old table name
- * @param string the new table name
- * @return string
- */
- public function _rename_table($table_name, $new_table_name)
- {
- return 'ALTER TABLE '.$this->db->protect_identifiers($table_name).' RENAME TO '.$this->db->protect_identifiers($new_table_name);
- }
-
}
/* End of file odbc_forge.php */
diff --git a/system/database/drivers/odbc/odbc_result.php b/system/database/drivers/odbc/odbc_result.php
index 30cc979ce..ecba5977e 100644
--- a/system/database/drivers/odbc/odbc_result.php
+++ b/system/database/drivers/odbc/odbc_result.php
@@ -140,22 +140,6 @@ class CI_DB_odbc_result extends CI_DB_result {
// --------------------------------------------------------------------
/**
- * Data Seek
- *
- * Moves the internal pointer to the desired offset. We call
- * this internally before fetching results to make sure the
- * result set starts at zero
- *
- * @return bool
- */
- protected function _data_seek($n = 0)
- {
- return FALSE;
- }
-
- // --------------------------------------------------------------------
-
- /**
* Result - associative array
*
* Returns the result set as an array
diff --git a/system/database/drivers/odbc/odbc_utility.php b/system/database/drivers/odbc/odbc_utility.php
index 65445e96c..224d48d2b 100644
--- a/system/database/drivers/odbc/odbc_utility.php
+++ b/system/database/drivers/odbc/odbc_utility.php
@@ -34,62 +34,7 @@
*/
class CI_DB_odbc_utility extends CI_DB_utility {
- /**
- * List databases
- *
- * @return bool
- */
- public function _list_databases()
- {
- // Not sure if ODBC lets you list all databases...
- if ($this->db->db_debug)
- {
- return $this->db->display_error('db_unsuported_feature');
- }
- return FALSE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Optimize table query
- *
- * Generates a platform-specific query so that a table can be optimized
- *
- * @param string the table name
- * @return bool
- */
- public function _optimize_table($table)
- {
- // Not a supported ODBC feature
- if ($this->db->db_debug)
- {
- return $this->db->display_error('db_unsuported_feature');
- }
- return FALSE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Repair table query
- *
- * Generates a platform-specific query so that a table can be repaired
- *
- * @param string the table name
- * @return bool
- */
- public function _repair_table($table)
- {
- // Not a supported ODBC feature
- if ($this->db->db_debug)
- {
- return $this->db->display_error('db_unsuported_feature');
- }
- return FALSE;
- }
-
- // --------------------------------------------------------------------
+ protected $_list_databases = FALSE;
/**
* ODBC Export
@@ -97,7 +42,7 @@ class CI_DB_odbc_utility extends CI_DB_utility {
* @param array Preferences
* @return mixed
*/
- public function _backup($params = array())
+ protected function _backup($params = array())
{
// Currently unsupported
return $this->db->display_error('db_unsuported_feature');
diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php
index 919bb9c00..89e69676d 100644
--- a/system/database/drivers/pdo/pdo_driver.php
+++ b/system/database/drivers/pdo/pdo_driver.php
@@ -29,7 +29,7 @@
* PDO Database Adapter Class
*
* Note: _DB is an extender class that the app controller
- * creates dynamically based on whether the active record
+ * creates dynamically based on whether the query builder
* class is being used or not.
*
* @package CodeIgniter
@@ -183,6 +183,8 @@ class CI_DB_pdo_driver extends CI_DB {
}
}
+ // --------------------------------------------------------------------
+
/**
* Non-persistent database connection
*
@@ -190,9 +192,7 @@ class CI_DB_pdo_driver extends CI_DB {
*/
public function db_connect()
{
- $this->options[PDO::ATTR_ERRMODE] = PDO::ERRMODE_SILENT;
-
- return $this->pdo_connect();
+ return $this->_pdo_connect();
}
// --------------------------------------------------------------------
@@ -204,10 +204,7 @@ class CI_DB_pdo_driver extends CI_DB {
*/
public function db_pconnect()
{
- $this->options[PDO::ATTR_ERRMODE] = PDO::ERRMODE_SILENT;
- $this->options[PDO::ATTR_PERSISTENT] = TRUE;
-
- return $this->pdo_connect();
+ return $this->_pdo_connect(TRUE);
}
// --------------------------------------------------------------------
@@ -215,20 +212,29 @@ class CI_DB_pdo_driver extends CI_DB {
/**
* PDO connection
*
+ * @param bool
* @return object
*/
- public function pdo_connect()
+ protected function _pdo_connect($persistent = FALSE)
{
- // Refer : http://php.net/manual/en/ref.pdo-mysql.connection.php
- if ($this->pdodriver === 'mysql' && ! is_php('5.3.6'))
+ $this->options[PDO::ATTR_ERRMODE] = PDO::ERRMODE_SILENT;
+ $persistent === FALSE OR $this->options[PDO::ATTR_PERSISTENT] = TRUE;
+
+ /* Prior to PHP 5.3.6, even if the charset was supplied in the DSN
+ * on connect - it was ignored. This is a work-around for the issue.
+ *
+ * Reference: http://www.php.net/manual/en/ref.pdo-mysql.connection.php
+ */
+ if ($this->pdodriver === 'mysql' && ! is_php('5.3.6') && ! empty($this->char_set))
{
- $this->options[PDO::MYSQL_ATTR_INIT_COMMAND] = "SET NAMES $this->char_set COLLATE '$this->dbcollat'";
+ $this->options[PDO::MYSQL_ATTR_INIT_COMMAND] = 'SET NAMES '.$this->char_set
+ .( ! empty($this->db_collat) ? " COLLATE '".$this->dbcollat."'" : '');
}
// Connecting...
try
{
- $db = new PDO($this->dsn, $this->username, $this->password, $this->options);
+ return new PDO($this->dsn, $this->username, $this->password, $this->options);
}
catch (PDOException $e)
{
@@ -239,8 +245,6 @@ class CI_DB_pdo_driver extends CI_DB {
return FALSE;
}
-
- return $db;
}
// --------------------------------------------------------------------
@@ -267,18 +271,7 @@ class CI_DB_pdo_driver extends CI_DB {
*/
protected function _execute($sql)
{
- $result_id = $this->conn_id->query($sql);
-
- if (is_object($result_id))
- {
- $this->affect_rows = $result_id->rowCount();
- }
- else
- {
- $this->affect_rows = 0;
- }
-
- return $result_id;
+ return $this->conn_id->query($sql);
}
// --------------------------------------------------------------------
@@ -290,13 +283,8 @@ class CI_DB_pdo_driver extends CI_DB {
*/
public function trans_begin($test_mode = FALSE)
{
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
// When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
+ if ( ! $this->trans_enabled OR $this->_trans_depth > 0)
{
return TRUE;
}
@@ -304,7 +292,7 @@ class CI_DB_pdo_driver extends CI_DB {
// Reset the transaction failure flag.
// If the $test_mode flag is set to TRUE transactions will be rolled back
// even if the queries produce a successful result.
- $this->_trans_failure = (bool) ($test_mode === TRUE);
+ $this->_trans_failure = ($test_mode === TRUE);
return $this->conn_id->beginTransaction();
}
@@ -318,20 +306,13 @@ class CI_DB_pdo_driver extends CI_DB {
*/
public function trans_commit()
{
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
// When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
+ if ( ! $this->trans_enabled OR $this->_trans_depth > 0)
{
return TRUE;
}
- $ret = $this->conn->commit();
-
- return $ret;
+ return $this->conn_id->commit();
}
// --------------------------------------------------------------------
@@ -343,20 +324,13 @@ class CI_DB_pdo_driver extends CI_DB {
*/
public function trans_rollback()
{
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
// When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
+ if ( ! $this->trans_enabled OR $this->_trans_depth > 0)
{
return TRUE;
}
- $ret = $this->conn_id->rollBack();
-
- return $ret;
+ return $this->conn_id->rollBack();
}
// --------------------------------------------------------------------
@@ -380,10 +354,10 @@ class CI_DB_pdo_driver extends CI_DB {
return $str;
}
- //Escape the string
+ // Escape the string
$str = $this->conn_id->quote($str);
- //If there are duplicated quotes, trim them away
+ // If there are duplicated quotes, trim them away
if (strpos($str, "'") === 0)
{
$str = substr($str, 1, -1);
@@ -409,7 +383,7 @@ class CI_DB_pdo_driver extends CI_DB {
*/
public function affected_rows()
{
- return $this->affect_rows;
+ return is_object($this->result_id) ? $this->result_id->rowCount() : 0;
}
// --------------------------------------------------------------------
@@ -417,6 +391,7 @@ class CI_DB_pdo_driver extends CI_DB {
/**
* Insert ID
*
+ * @param string
* @return int
*/
public function insert_id($name = NULL)
@@ -666,40 +641,6 @@ class CI_DB_pdo_driver extends CI_DB {
// --------------------------------------------------------------------
/**
- * Delete statement
- *
- * Generates a platform-specific delete string from the supplied data
- *
- * @param string the table name
- * @param array the where clause
- * @param string the limit clause
- * @return string
- */
- protected function _delete($table, $where = array(), $like = array(), $limit = FALSE)
- {
- $conditions = '';
-
- if (count($where) > 0 OR count($like) > 0)
- {
- $conditions = "\nWHERE ";
- $conditions .= implode("\n", $this->ar_where);
-
- if (count($where) > 0 && count($like) > 0)
- {
- $conditions .= " AND ";
- }
-
- $conditions .= implode("\n", $like);
- }
-
- $limit = ( ! $limit) ? '' : ' LIMIT '.$limit;
-
- return 'DELETE FROM '.$table.$conditions.$limit;
- }
-
- // --------------------------------------------------------------------
-
- /**
* Limit string
*
* Generates a platform-specific LIMIT clause
@@ -731,15 +672,15 @@ class CI_DB_pdo_driver extends CI_DB {
/**
* Close DB Connection
*
- * @param resource
+ * @param object
* @return void
*/
protected function _close($conn_id)
{
- $this->conn_id = null;
+ $this->conn_id = NULL;
}
}
/* End of file pdo_driver.php */
-/* Location: ./system/database/drivers/pdo/pdo_driver.php */ \ No newline at end of file
+/* Location: ./system/database/drivers/pdo/pdo_driver.php */
diff --git a/system/database/drivers/pdo/pdo_forge.php b/system/database/drivers/pdo/pdo_forge.php
index 9635e4c9a..ca8657a0f 100644
--- a/system/database/drivers/pdo/pdo_forge.php
+++ b/system/database/drivers/pdo/pdo_forge.php
@@ -34,43 +34,8 @@
*/
class CI_DB_pdo_forge extends CI_DB_forge {
- /**
- * Create database
- *
- * @param string the database name
- * @return bool
- */
- public function _create_database()
- {
- // PDO has no "create database" command since it's
- // designed to connect to an existing database
- if ($this->db->db_debug)
- {
- return $this->db->display_error('db_unsuported_feature');
- }
- return FALSE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Drop database
- *
- * @param string the database name
- * @return bool
- */
- public function _drop_database($name)
- {
- // PDO has no "drop database" command since it's
- // designed to connect to an existing database
- if ($this->db->db_debug)
- {
- return $this->db->display_error('db_unsuported_feature');
- }
- return FALSE;
- }
-
- // --------------------------------------------------------------------
+ protected $_drop_database = 'DROP DATABASE %s';
+ protected $_drop_table = 'DROP TABLE %s';
/**
* Create Table
@@ -82,7 +47,7 @@ class CI_DB_pdo_forge extends CI_DB_forge {
* @param bool should 'IF NOT EXISTS' be added to the SQL
* @return bool
*/
- public function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
+ protected function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
{
$sql = 'CREATE TABLE ';
@@ -184,23 +149,6 @@ class CI_DB_pdo_forge extends CI_DB_forge {
// --------------------------------------------------------------------
/**
- * Drop Table
- *
- * @return bool
- */
- public function _drop_table($table)
- {
- // Not a supported PDO feature
- if ($this->db->db_debug)
- {
- return $this->db->display_error('db_unsuported_feature');
- }
- return FALSE;
- }
-
- // --------------------------------------------------------------------
-
- /**
* Alter table query
*
* Generates a platform-specific query so that a table can be altered
@@ -215,7 +163,7 @@ class CI_DB_pdo_forge extends CI_DB_forge {
* @param string the field after which we should add the new field
* @return string
*/
- public function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '')
+ protected function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '')
{
$sql = 'ALTER TABLE `'.$this->db->protect_identifiers($table).'` '.$alter_type.' '.$this->db->protect_identifiers($column_name);
@@ -250,23 +198,6 @@ class CI_DB_pdo_forge extends CI_DB_forge {
}
-
- // --------------------------------------------------------------------
-
- /**
- * Rename a table
- *
- * Generates a platform-specific query so that a table can be renamed
- *
- * @param string the old table name
- * @param string the new table name
- * @return string
- */
- public function _rename_table($table_name, $new_table_name)
- {
- return 'ALTER TABLE '.$this->db->protect_identifiers($table_name).' RENAME TO '.$this->db->protect_identifiers($new_table_name);
- }
-
}
/* End of file pdo_forge.php */
diff --git a/system/database/drivers/pdo/pdo_result.php b/system/database/drivers/pdo/pdo_result.php
index 5bbd85d75..19aee1dfc 100644
--- a/system/database/drivers/pdo/pdo_result.php
+++ b/system/database/drivers/pdo/pdo_result.php
@@ -92,7 +92,6 @@ class CI_DB_pdo_result extends CI_DB_result {
$res_handler = 'result_'.$type;
$this->$res_handler = array();
- $this->_data_seek(0);
while ($row = $this->$res_method())
{
@@ -228,22 +227,6 @@ class CI_DB_pdo_result extends CI_DB_result {
// --------------------------------------------------------------------
/**
- * Data Seek
- *
- * Moves the internal pointer to the desired offset. We call
- * this internally before fetching results to make sure the
- * result set starts at zero
- *
- * @return bool
- */
- protected function _data_seek($n = 0)
- {
- return FALSE;
- }
-
- // --------------------------------------------------------------------
-
- /**
* Result - associative array
*
* Returns the result set as an array
diff --git a/system/database/drivers/pdo/pdo_utility.php b/system/database/drivers/pdo/pdo_utility.php
index 86c798397..930842118 100644
--- a/system/database/drivers/pdo/pdo_utility.php
+++ b/system/database/drivers/pdo/pdo_utility.php
@@ -34,62 +34,7 @@
*/
class CI_DB_pdo_utility extends CI_DB_utility {
- /**
- * List databases
- *
- * @return bool
- */
- public function _list_databases()
- {
- // Not sure if PDO lets you list all databases...
- if ($this->db->db_debug)
- {
- return $this->db->display_error('db_unsuported_feature');
- }
- return FALSE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Optimize table query
- *
- * Generates a platform-specific query so that a table can be optimized
- *
- * @param string the table name
- * @return bool
- */
- public function _optimize_table($table)
- {
- // Not a supported PDO feature
- if ($this->db->db_debug)
- {
- return $this->db->display_error('db_unsuported_feature');
- }
- return FALSE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Repair table query
- *
- * Generates a platform-specific query so that a table can be repaired
- *
- * @param string the table name
- * @return bool
- */
- public function _repair_table($table)
- {
- // Not a supported PDO feature
- if ($this->db->db_debug)
- {
- return $this->db->display_error('db_unsuported_feature');
- }
- return FALSE;
- }
-
- // --------------------------------------------------------------------
+ protected $_list_databases = FALSE;
/**
* PDO Export
@@ -97,7 +42,7 @@ class CI_DB_pdo_utility extends CI_DB_utility {
* @param array Preferences
* @return mixed
*/
- public function _backup($params = array())
+ protected function _backup($params = array())
{
// Currently unsupported
return $this->db->display_error('db_unsuported_feature');
diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php
index 1e96452b4..84bf768ee 100644
--- a/system/database/drivers/postgre/postgre_driver.php
+++ b/system/database/drivers/postgre/postgre_driver.php
@@ -29,7 +29,7 @@
* Postgre Database Adapter Class
*
* Note: _DB is an extender class that the app controller
- * creates dynamically based on whether the active record
+ * creates dynamically based on whether the query builder
* class is being used or not.
*
* @package CodeIgniter
@@ -164,8 +164,8 @@ class CI_DB_postgre_driver extends CI_DB {
/**
* Set client character set
*
- * @param string
- * @return bool
+ * @param string
+ * @return bool
*/
protected function _db_set_charset($charset)
{
@@ -219,6 +219,7 @@ class CI_DB_postgre_driver extends CI_DB {
/**
* Begin Transaction
*
+ * @param bool
* @return bool
*/
public function trans_begin($test_mode = FALSE)
@@ -234,7 +235,7 @@ class CI_DB_postgre_driver extends CI_DB {
// even if the queries produce a successful result.
$this->_trans_failure = ($test_mode === TRUE);
- return @pg_query($this->conn_id, 'BEGIN');
+ return (bool) @pg_query($this->conn_id, 'BEGIN');
}
// --------------------------------------------------------------------
@@ -252,7 +253,7 @@ class CI_DB_postgre_driver extends CI_DB {
return TRUE;
}
- return @pg_query($this->conn_id, 'COMMIT');
+ return (bool) @pg_query($this->conn_id, 'COMMIT');
}
// --------------------------------------------------------------------
@@ -270,7 +271,7 @@ class CI_DB_postgre_driver extends CI_DB {
return TRUE;
}
- return @pg_query($this->conn_id, 'ROLLBACK');
+ return (bool) @pg_query($this->conn_id, 'ROLLBACK');
}
// --------------------------------------------------------------------
@@ -328,34 +329,41 @@ class CI_DB_postgre_driver extends CI_DB {
*/
public function insert_id()
{
- $v = $this->version();
+ $v = pg_version($this->conn_id);
+ $v = isset($v['server']) ? $v['server'] : 0; // 'server' key is only available since PosgreSQL 7.4
- $table = func_num_args() > 0 ? func_get_arg(0) : NULL;
- $column = func_num_args() > 1 ? func_get_arg(1) : NULL;
+ $table = (func_num_args() > 0) ? func_get_arg(0) : NULL;
+ $column = (func_num_args() > 1) ? func_get_arg(1) : NULL;
if ($table == NULL && $v >= '8.1')
{
- $sql='SELECT LASTVAL() as ins_id';
- }
- elseif ($table != NULL && $column != NULL && $v >= '8.0')
- {
- $sql = sprintf("SELECT pg_get_serial_sequence('%s','%s') as seq", $table, $column);
- $query = $this->query($sql);
- $row = $query->row();
- $sql = sprintf("SELECT CURRVAL('%s') as ins_id", $row->seq);
+ $sql = 'SELECT LASTVAL() AS ins_id';
}
elseif ($table != NULL)
{
- // seq_name passed in table parameter
- $sql = sprintf("SELECT CURRVAL('%s') as ins_id", $table);
+ if ($column != NULL && $v >= '8.0')
+ {
+ $sql = 'SELECT pg_get_serial_sequence(\''.$table."', '".$column."') AS seq";
+ $query = $this->query($sql);
+ $query = $query->row();
+ $seq = $query->seq;
+ }
+ else
+ {
+ // seq_name passed in table parameter
+ $seq = $table;
+ }
+
+ $sql = 'SELECT CURRVAL(\''.$seq."') AS ins_id";
}
else
{
return pg_last_oid($this->result_id);
}
+
$query = $this->query($sql);
- $row = $query->row();
- return $row->ins_id;
+ $query = $query->row();
+ return (int) $query->ins_id;
}
// --------------------------------------------------------------------
@@ -382,9 +390,9 @@ class CI_DB_postgre_driver extends CI_DB {
return 0;
}
- $row = $query->row();
+ $query = $query->row();
$this->_reset_select();
- return (int) $row->numrows;
+ return (int) $query->numrows;
}
// --------------------------------------------------------------------
@@ -401,9 +409,9 @@ class CI_DB_postgre_driver extends CI_DB {
{
$sql = "SELECT table_name FROM information_schema.tables WHERE table_schema = 'public'";
- if ($prefix_limit !== FALSE AND $this->dbprefix != '')
+ if ($prefix_limit !== FALSE && $this->dbprefix != '')
{
- $sql .= " AND table_name LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr);
+ return $sql." AND table_name LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr);
}
return $sql;
@@ -421,7 +429,7 @@ class CI_DB_postgre_driver extends CI_DB {
*/
protected function _list_columns($table = '')
{
- return "SELECT column_name FROM information_schema.columns WHERE table_name ='".$table."'";
+ return "SELECT column_name FROM information_schema.columns WHERE table_name = '".$table."'";
}
// --------------------------------------------------------------------
@@ -432,11 +440,11 @@ class CI_DB_postgre_driver extends CI_DB {
* Generates a platform-specific query so that the column data can be retrieved
*
* @param string the table name
- * @return object
+ * @return string
*/
protected function _field_data($table)
{
- return "SELECT * FROM ".$table." LIMIT 1";
+ return 'SELECT * FROM '.$table.' LIMIT 1';
}
// --------------------------------------------------------------------
@@ -485,22 +493,26 @@ class CI_DB_postgre_driver extends CI_DB {
* @param string the table name
* @param array the update data
* @param array the where clause
- * @param array the orderby clause
- * @param array the limit clause
+ * @param array the orderby clause (ignored)
+ * @param array the limit clause (ignored)
+ * @param array the like clause
* @return string
*/
- protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE)
+ protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array())
{
foreach ($values as $key => $val)
{
- $valstr[] = $key." = ".$val;
+ $valstr[] = $key.' = '.$val;
}
- $sql = "UPDATE ".$table." SET ".implode(', ', $valstr);
+ $where = empty($where) ? '' : ' WHERE '.implode(' ', $where);
- $sql .= ($where != '' AND count($where) >=1) ? " WHERE ".implode(" ", $where) : '';
+ if ( ! empty($like))
+ {
+ $where .= ($where === '' ? ' WHERE ' : ' AND ').implode(' ', $like);
+ }
- return $sql;
+ return 'UPDATE '.$table.' SET '.implode(', ', $valstr).$where;
}
// --------------------------------------------------------------------
@@ -512,29 +524,22 @@ class CI_DB_postgre_driver extends CI_DB {
*
* @param string the table name
* @param array the where clause
- * @param string the limit clause
+ * @param array the like clause
+ * @param string the limit clause (ignored)
* @return string
*/
protected function _delete($table, $where = array(), $like = array(), $limit = FALSE)
{
- $conditions = '';
-
- if (count($where) > 0 OR count($like) > 0)
- {
- $conditions = "\nWHERE ";
- $conditions .= implode("\n", $this->ar_where);
+ $conditions = array();
- if (count($where) > 0 && count($like) > 0)
- {
- $conditions .= " AND ";
- }
- $conditions .= implode("\n", $like);
- }
+ empty($where) OR $conditions[] = implode(' ', $where);
+ empty($like) OR $conditions[] = implode(' ', $like);
- return "DELETE FROM ".$table.$conditions;
+ return 'DELETE FROM '.$table.(count($conditions) > 0 ? ' WHERE '.implode(' AND ', $conditions) : '');
}
// --------------------------------------------------------------------
+
/**
* Limit string
*
@@ -547,14 +552,7 @@ class CI_DB_postgre_driver extends CI_DB {
*/
protected function _limit($sql, $limit, $offset)
{
- $sql .= "LIMIT ".$limit;
-
- if ($offset > 0)
- {
- $sql .= " OFFSET ".$offset;
- }
-
- return $sql;
+ return $sql.' LIMIT '.$limit.($offset == 0 ? '' : ' OFFSET '.$offset);
}
// --------------------------------------------------------------------
@@ -573,4 +571,4 @@ class CI_DB_postgre_driver extends CI_DB {
}
/* End of file postgre_driver.php */
-/* Location: ./system/database/drivers/postgre/postgre_driver.php */ \ No newline at end of file
+/* Location: ./system/database/drivers/postgre/postgre_driver.php */
diff --git a/system/database/drivers/postgre/postgre_forge.php b/system/database/drivers/postgre/postgre_forge.php
index f7d59284a..94c97af50 100644
--- a/system/database/drivers/postgre/postgre_forge.php
+++ b/system/database/drivers/postgre/postgre_forge.php
@@ -34,31 +34,7 @@
*/
class CI_DB_postgre_forge extends CI_DB_forge {
- /**
- * Create database
- *
- * @param string the database name
- * @return bool
- */
- public function _create_database($name)
- {
- return "CREATE DATABASE ".$name;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Drop database
- *
- * @param string the database name
- * @return bool
- */
- public function _drop_database($name)
- {
- return "DROP DATABASE ".$name;
- }
-
- // --------------------------------------------------------------------
+ protected $_drop_table = 'DROP TABLE IF EXISTS %s CASCADE';
/**
* Process Fields
@@ -66,7 +42,7 @@ class CI_DB_postgre_forge extends CI_DB_forge {
* @param mixed the fields
* @return string
*/
- protected function _process_fields($fields, $primary_keys=array())
+ protected function _process_fields($fields, $primary_keys = array())
{
$sql = '';
$current_field_count = 0;
@@ -78,15 +54,14 @@ class CI_DB_postgre_forge extends CI_DB_forge {
// entered the field information, so we'll simply add it to the list
if (is_numeric($field))
{
- $sql .= "\n\t$attributes";
+ $sql .= "\n\t".$attributes;
}
else
{
- $attributes = array_change_key_case($attributes, CASE_UPPER);
-
$sql .= "\n\t".$this->db->protect_identifiers($field);
- $is_unsigned = (array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE);
+ $attributes = array_change_key_case($attributes, CASE_UPPER);
+ $is_unsigned = ( ! empty($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE);
// Convert datatypes to be PostgreSQL-compatible
switch (strtoupper($attributes['TYPE']))
@@ -118,44 +93,24 @@ class CI_DB_postgre_forge extends CI_DB_forge {
case 'BLOB':
$attributes['TYPE'] = 'BYTEA';
break;
+ default:
+ break;
}
// If this is an auto-incrementing primary key, use the serial data type instead
- if (in_array($field, $primary_keys) && array_key_exists('AUTO_INCREMENT', $attributes)
- && $attributes['AUTO_INCREMENT'] === TRUE)
- {
- $sql .= ' SERIAL';
- }
- else
- {
- $sql .= ' '.$attributes['TYPE'];
- }
+ $sql .= (in_array($field, $primary_keys) && ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE)
+ ? ' SERIAL' : ' '.$attributes['TYPE'];
// Modified to prevent constraints with integer data types
- if (array_key_exists('CONSTRAINT', $attributes) && strpos($attributes['TYPE'], 'INT') === false)
+ if ( ! empty($attributes['CONSTRAINT']) && strpos($attributes['TYPE'], 'INT') === FALSE)
{
$sql .= '('.$attributes['CONSTRAINT'].')';
}
- if (array_key_exists('DEFAULT', $attributes))
- {
- $sql .= ' DEFAULT \''.$attributes['DEFAULT'].'\'';
- }
-
- if (array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE)
- {
- $sql .= ' NULL';
- }
- else
- {
- $sql .= ' NOT NULL';
- }
-
- // Added new attribute to create unqite fields. Also works with MySQL
- if (array_key_exists('UNIQUE', $attributes) && $attributes['UNIQUE'] === TRUE)
- {
- $sql .= ' UNIQUE';
- }
+ $sql .= (isset($attributes['DEFAULT']) ? " DEFAULT '".$attributes['DEFAULT']."'" : '')
+ .(( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL')
+ // Added new attribute to create unqite fields. Also works with MySQL
+ .(( ! empty($attributes['UNIQUE']) && $attributes['UNIQUE'] === TRUE) ? ' UNIQUE' : '');
}
// don't add a comma on the end of the last field
@@ -180,7 +135,7 @@ class CI_DB_postgre_forge extends CI_DB_forge {
* @param bool should 'IF NOT EXISTS' be added to the SQL
* @return bool
*/
- public function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
+ protected function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
{
$sql = 'CREATE TABLE ';
@@ -203,7 +158,7 @@ class CI_DB_postgre_forge extends CI_DB_forge {
$primary_keys[$index] = $this->db->protect_identifiers($key);
}
- $sql .= ",\n\tPRIMARY KEY (" . implode(', ', $primary_keys) . ")";
+ $sql .= ",\n\tPRIMARY KEY (".implode(', ', $primary_keys).')';
}
$sql .= "\n);";
@@ -223,7 +178,7 @@ class CI_DB_postgre_forge extends CI_DB_forge {
foreach ($key as $field)
{
- $sql .= "CREATE INDEX " . $table . "_" . str_replace(array('"', "'"), '', $field) . "_index ON $table ($field); ";
+ $sql .= 'CREATE INDEX '.$table.'_'.str_replace(array('"', "'"), '', $field).'_index ON '.$table.' ('.$field.'); ';
}
}
}
@@ -234,19 +189,6 @@ class CI_DB_postgre_forge extends CI_DB_forge {
// --------------------------------------------------------------------
/**
- * Drop Table
- *
- * @param string table name
- * @return string
- */
- public function _drop_table($table)
- {
- return 'DROP TABLE IF EXISTS '.$this->db->escape_identifiers($table).' CASCADE';
- }
-
- // --------------------------------------------------------------------
-
- /**
* Alter table query
*
* Generates a platform-specific query so that a table can be altered
@@ -257,45 +199,24 @@ class CI_DB_postgre_forge extends CI_DB_forge {
* @param string the table name
* @param string the column definition
* @param string the default value
- * @param boolean should 'NOT NULL' be added
+ * @param bool should 'NOT NULL' be added
* @param string the field after which we should add the new field
* @return string
*/
- public function _alter_table($alter_type, $table, $fields, $after_field = '')
+ protected function _alter_table($alter_type, $table, $fields, $after_field = '')
{
$sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' ';
// DROP has everything it needs now.
- if ($alter_type == 'DROP')
+ if ($alter_type === 'DROP')
{
return $sql.$this->db->protect_identifiers($fields);
}
- $sql .= $this->_process_fields($fields);
-
- if ($after_field != '')
- {
- return $sql.' AFTER '.$this->db->protect_identifiers($after_field);
- }
-
- return $sql;
+ return $sql.$this->_process_fields($fields)
+ .($after_field != '' ? ' AFTER '.$this->db->protect_identifiers($after_field) : '');
}
- // --------------------------------------------------------------------
-
- /**
- * Rename a table
- *
- * Generates a platform-specific query so that a table can be renamed
- *
- * @param string the old table name
- * @param string the new table name
- * @return string
- */
- public function _rename_table($table_name, $new_table_name)
- {
- return 'ALTER TABLE '.$this->db->protect_identifiers($table_name).' RENAME TO '.$this->db->protect_identifiers($new_table_name);
- }
}
/* End of file postgre_forge.php */
diff --git a/system/database/drivers/postgre/postgre_result.php b/system/database/drivers/postgre/postgre_result.php
index 394b8b6fd..f913bc9eb 100644
--- a/system/database/drivers/postgre/postgre_result.php
+++ b/system/database/drivers/postgre/postgre_result.php
@@ -128,7 +128,7 @@ class CI_DB_postgre_result extends CI_DB_result {
* this internally before fetching results to make sure the
* result set starts at zero
*
- * @return array
+ * @return bool
*/
protected function _data_seek($n = 0)
{
diff --git a/system/database/drivers/postgre/postgre_utility.php b/system/database/drivers/postgre/postgre_utility.php
index cf29201ff..c95e6df0c 100644
--- a/system/database/drivers/postgre/postgre_utility.php
+++ b/system/database/drivers/postgre/postgre_utility.php
@@ -34,43 +34,8 @@
*/
class CI_DB_postgre_utility extends CI_DB_utility {
- /**
- * List databases
- *
- * @return string
- */
- public function _list_databases()
- {
- return 'SELECT datname FROM pg_database';
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Optimize table query
- *
- * @param string the table name
- * @return string
- */
- public function _optimize_table($table)
- {
- return 'REINDEX TABLE '.$this->db->protect_identifiers($table);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Repair table query
- *
- * @param string the table name
- * @return bool
- */
- public function _repair_table($table)
- {
- return FALSE;
- }
-
- // --------------------------------------------------------------------
+ protected $_list_databases = 'SELECT datname FROM pg_database';
+ protected $_optimize_table = 'REINDEX TABLE %s';
/**
* Postgre Export
@@ -78,7 +43,7 @@ class CI_DB_postgre_utility extends CI_DB_utility {
* @param array Preferences
* @return mixed
*/
- public function _backup($params = array())
+ protected function _backup($params = array())
{
// Currently unsupported
return $this->db->display_error('db_unsuported_feature');
diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php
index 7936b6114..983b5fa58 100644
--- a/system/database/drivers/sqlite/sqlite_driver.php
+++ b/system/database/drivers/sqlite/sqlite_driver.php
@@ -29,7 +29,7 @@
* SQLite Database Adapter Class
*
* Note: _DB is an extender class that the app controller
- * creates dynamically based on whether the active record
+ * creates dynamically based on whether the query builder
* class is being used or not.
*
* @package CodeIgniter
@@ -410,36 +410,6 @@ class CI_DB_sqlite_driver extends CI_DB {
// --------------------------------------------------------------------
/**
- * Delete statement
- *
- * Generates a platform-specific delete string from the supplied data
- *
- * @param string the table name
- * @param array the where clause
- * @param string the limit clause
- * @return string
- */
- protected function _delete($table, $where = array(), $like = array(), $limit = FALSE)
- {
- $conditions = '';
-
- if (count($where) > 0 OR count($like) > 0)
- {
- $conditions = "\nWHERE ".implode("\n", $this->ar_where);
-
- if (count($where) > 0 && count($like) > 0)
- {
- $conditions .= ' AND ';
- }
- $conditions .= implode("\n", $like);
- }
-
- return 'DELETE FROM '.$table.$conditions.( ! $limit ? '' : ' LIMIT '.$limit);
- }
-
- // --------------------------------------------------------------------
-
- /**
* Limit string
*
* Generates a platform-specific LIMIT clause
diff --git a/system/database/drivers/sqlite/sqlite_forge.php b/system/database/drivers/sqlite/sqlite_forge.php
index 70bb6a70b..ce8eac91e 100644
--- a/system/database/drivers/sqlite/sqlite_forge.php
+++ b/system/database/drivers/sqlite/sqlite_forge.php
@@ -40,7 +40,7 @@ class CI_DB_sqlite_forge extends CI_DB_forge {
* @param string the database name
* @return bool
*/
- public function _create_database()
+ public function create_database($db_name = '')
{
// In SQLite, a database is created when you connect to the database.
// We'll return TRUE so that an error isn't generated
@@ -52,10 +52,10 @@ class CI_DB_sqlite_forge extends CI_DB_forge {
/**
* Drop database
*
- * @param string the database name
+ * @param string the database name (ignored)
* @return bool
*/
- public function _drop_database($name)
+ public function drop_database($db_name = '')
{
if ( ! @file_exists($this->db->database) OR ! @unlink($this->db->database))
{
@@ -77,7 +77,7 @@ class CI_DB_sqlite_forge extends CI_DB_forge {
* @param bool should 'IF NOT EXISTS' be added to the SQL
* @return bool
*/
- public function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
+ protected function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
{
$sql = 'CREATE TABLE ';
@@ -147,18 +147,6 @@ class CI_DB_sqlite_forge extends CI_DB_forge {
// --------------------------------------------------------------------
/**
- * Drop Table
- *
- * @return string
- */
- public function _drop_table($table)
- {
- return 'DROP TABLE '.$table.' IF EXISTS';
- }
-
- // --------------------------------------------------------------------
-
- /**
* Alter table query
*
* Generates a platform-specific query so that a table can be altered
@@ -173,7 +161,7 @@ class CI_DB_sqlite_forge extends CI_DB_forge {
* @param string the field after which we should add the new field
* @return string
*/
- public function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '')
+ protected function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '')
{
/* SQLite only supports adding new columns and it does
* NOT support the AFTER statement. Each new column will
@@ -192,22 +180,6 @@ class CI_DB_sqlite_forge extends CI_DB_forge {
.(($null !== NULL && $default_value !== 'NULL') ? ' NOT NULL' : ' NULL');
}
- // --------------------------------------------------------------------
-
- /**
- * Rename a table
- *
- * Generates a platform-specific query so that a table can be renamed
- *
- * @param string the old table name
- * @param string the new table name
- * @return string
- */
- public function _rename_table($table_name, $new_table_name)
- {
- return 'ALTER TABLE '.$this->db->protect_identifiers($table_name).' RENAME TO '.$this->db->protect_identifiers($new_table_name);
- }
-
}
/* End of file sqlite_forge.php */
diff --git a/system/database/drivers/sqlite/sqlite_result.php b/system/database/drivers/sqlite/sqlite_result.php
index 4af80abf7..741dc9d8d 100644
--- a/system/database/drivers/sqlite/sqlite_result.php
+++ b/system/database/drivers/sqlite/sqlite_result.php
@@ -112,7 +112,7 @@ class CI_DB_sqlite_result extends CI_DB_result {
* this internally before fetching results to make sure the
* result set starts at zero
*
- * @return array
+ * @return bool
*/
protected function _data_seek($n = 0)
{
diff --git a/system/database/drivers/sqlite/sqlite_utility.php b/system/database/drivers/sqlite/sqlite_utility.php
index c07004c54..1bcb42d9f 100644
--- a/system/database/drivers/sqlite/sqlite_utility.php
+++ b/system/database/drivers/sqlite/sqlite_utility.php
@@ -34,50 +34,7 @@
*/
class CI_DB_sqlite_utility extends CI_DB_utility {
- /**
- * List databases
- *
- * I don't believe you can do a database listing with SQLite
- * since each database is its own file. I suppose we could
- * try reading a directory looking for SQLite files, but
- * that doesn't seem like a terribly good idea
- *
- * @return bool
- */
- public function _list_databases()
- {
- return ($this->db_debug) ? $this->db->display_error('db_unsuported_feature') : FALSE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Optimize table query
- *
- * @param string the table name
- * @return bool
- */
- public function _optimize_table($table)
- {
- // Not supported
- return FALSE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Repair table query
- *
- * @param string the table name
- * @return bool
- */
- public function _repair_table($table)
- {
- // Not supported
- return FALSE;
- }
-
- // --------------------------------------------------------------------
+ protected $_list_databases = FALSE;
/**
* SQLite Export
@@ -85,7 +42,7 @@ class CI_DB_sqlite_utility extends CI_DB_utility {
* @param array Preferences
* @return mixed
*/
- public function _backup($params = array())
+ protected function _backup($params = array())
{
// Currently unsupported
return $this->db->display_error('db_unsuported_feature');
diff --git a/system/database/drivers/sqlite3/sqlite3_driver.php b/system/database/drivers/sqlite3/sqlite3_driver.php
index 12354e1bc..d22f6a442 100644
--- a/system/database/drivers/sqlite3/sqlite3_driver.php
+++ b/system/database/drivers/sqlite3/sqlite3_driver.php
@@ -29,7 +29,7 @@
* SQLite3 Database Adapter Class
*
* Note: _DB is an extender class that the app controller
- * creates dynamically based on whether the active record
+ * creates dynamically based on whether the query builder
* class is being used or not.
*
* @package CodeIgniter
@@ -398,35 +398,6 @@ class CI_DB_sqlite3_driver extends CI_DB {
// --------------------------------------------------------------------
/**
- * Delete statement
- *
- * Generates a platform-specific delete string from the supplied data
- *
- * @param string the table name
- * @param array the where clause
- * @param string the limit clause
- * @return string
- */
- protected function _delete($table, $where = array(), $like = array(), $limit = FALSE)
- {
- $conditions = '';
- if (count($where) > 0 OR count($like) > 0)
- {
- $conditions .= "\nWHERE ".implode("\n", $this->ar_where);
-
- if (count($where) > 0 && count($like) > 0)
- {
- $conditions .= ' AND ';
- }
- $conditions .= implode("\n", $like);
- }
-
- return 'DELETE FROM '.$table.$conditions.( ! $limit ? '' : ' LIMIT '.$limit);
- }
-
- // --------------------------------------------------------------------
-
- /**
* Limit string
*
* Generates a platform-specific LIMIT clause
@@ -446,9 +417,10 @@ class CI_DB_sqlite3_driver extends CI_DB {
/**
* Close DB Connection
*
+ * @param object (ignored)
* @return void
*/
- protected function _close()
+ protected function _close($conn_id)
{
$this->conn_id->close();
}
diff --git a/system/database/drivers/sqlite3/sqlite3_forge.php b/system/database/drivers/sqlite3/sqlite3_forge.php
index 3a2060c3b..20f1e6f63 100644
--- a/system/database/drivers/sqlite3/sqlite3_forge.php
+++ b/system/database/drivers/sqlite3/sqlite3_forge.php
@@ -16,12 +16,12 @@
* through the world wide web, please send an email to
* licensing@ellislab.com so we can send you a copy immediately.
*
- * @package CodeIgniter
- * @author EllisLab Dev Team
+ * @package CodeIgniter
+ * @author EllisLab Dev Team
* @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/)
- * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0)
- * @link http://codeigniter.com
- * @since Version 1.0
+ * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0)
+ * @link http://codeigniter.com
+ * @since Version 1.0
* @filesource
*/
@@ -40,7 +40,7 @@ class CI_DB_sqlite3_forge extends CI_DB_forge {
* @param string the database name
* @return bool
*/
- public function _create_database()
+ public function create_database($db_name = '')
{
// In SQLite, a database is created when you connect to the database.
// We'll return TRUE so that an error isn't generated
@@ -52,10 +52,10 @@ class CI_DB_sqlite3_forge extends CI_DB_forge {
/**
* Drop database
*
- * @param string the database name
+ * @param string the database name (ignored)
* @return bool
*/
- public function _drop_database($name)
+ public function drop_database($db_name = '')
{
// In SQLite, a database is dropped when we delete a file
if (@file_exists($this->db->database))
@@ -85,7 +85,7 @@ class CI_DB_sqlite3_forge extends CI_DB_forge {
* @param bool should 'IF NOT EXISTS' be added to the SQL
* @return bool
*/
- public function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
+ protected function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
{
$sql = 'CREATE TABLE ';
@@ -156,19 +156,6 @@ class CI_DB_sqlite3_forge extends CI_DB_forge {
// --------------------------------------------------------------------
/**
- * Drop Table
- *
- * @param string the table name
- * @return string
- */
- public function _drop_table($table)
- {
- return 'DROP TABLE '.$table.' IF EXISTS';
- }
-
- // --------------------------------------------------------------------
-
- /**
* Alter table query
*
* Generates a platform-specific query so that a table can be altered
@@ -183,7 +170,7 @@ class CI_DB_sqlite3_forge extends CI_DB_forge {
* @param string the field after which we should add the new field
* @return string
*/
- public function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '')
+ protected function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '')
{
/* SQLite only supports adding new columns and it does
* NOT support the AFTER statement. Each new column will
@@ -202,21 +189,6 @@ class CI_DB_sqlite3_forge extends CI_DB_forge {
.(($null !== NULL && $default_value !== 'NULL') ? ' NOT NULL' : ' NULL');
}
- // --------------------------------------------------------------------
-
- /**
- * Rename a table
- *
- * Generates a platform-specific query so that a table can be renamed
- *
- * @param string the old table name
- * @param string the new table name
- * @return string
- */
- public function _rename_table($table_name, $new_table_name)
- {
- return 'ALTER TABLE '.$this->db->protect_identifiers($table_name).' RENAME TO '.$this->db->protect_identifiers($new_table_name);
- }
}
/* End of file sqlite3_forge.php */
diff --git a/system/database/drivers/sqlite3/sqlite3_result.php b/system/database/drivers/sqlite3/sqlite3_result.php
index ddf59dbd0..d83d6b2cd 100644
--- a/system/database/drivers/sqlite3/sqlite3_result.php
+++ b/system/database/drivers/sqlite3/sqlite3_result.php
@@ -16,12 +16,12 @@
* through the world wide web, please send an email to
* licensing@ellislab.com so we can send you a copy immediately.
*
- * @package CodeIgniter
- * @author EllisLab Dev Team
+ * @package CodeIgniter
+ * @author EllisLab Dev Team
* @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/)
- * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0)
- * @link http://codeigniter.com
- * @since Version 1.0
+ * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0)
+ * @link http://codeigniter.com
+ * @since Version 1.0
* @filesource
*/
@@ -198,8 +198,6 @@ class CI_DB_sqlite3_result extends CI_DB_result {
$this->row_data[$row_index++] = $row;
}
- // Un-comment the following line, in case it becomes needed
- // $this->_data_seek();
return $this->result_array = $this->row_data;
}
@@ -266,8 +264,6 @@ class CI_DB_sqlite3_result extends CI_DB_result {
$this->num_rows = count($this->result_object);
}
- // Un-comment the following line, in case it becomes needed
- // $this->_data_seek();
return $this->result_object;
}
diff --git a/system/database/drivers/sqlite3/sqlite3_utility.php b/system/database/drivers/sqlite3/sqlite3_utility.php
index a4dc875e1..965c838e5 100644
--- a/system/database/drivers/sqlite3/sqlite3_utility.php
+++ b/system/database/drivers/sqlite3/sqlite3_utility.php
@@ -16,12 +16,12 @@
* through the world wide web, please send an email to
* licensing@ellislab.com so we can send you a copy immediately.
*
- * @package CodeIgniter
- * @author EllisLab Dev Team
+ * @package CodeIgniter
+ * @author EllisLab Dev Team
* @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/)
- * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0)
- * @link http://codeigniter.com
- * @since Version 1.0
+ * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0)
+ * @link http://codeigniter.com
+ * @since Version 1.0
* @filesource
*/
@@ -34,56 +34,7 @@
*/
class CI_DB_sqlite3_utility extends CI_DB_utility {
- /**
- * List databases
- *
- * @return bool
- */
- public function _list_databases()
- {
- // Not supported
- return FALSE;
-
- // Do we use this?
- if ($this->db_debug)
- {
- return $this->db->display_error('db_unsuported_feature');
- }
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Optimize table query
- *
- * Is optimization even supported in SQLite?
- *
- * @param string the table name
- * @return bool
- */
- public function _optimize_table($table)
- {
- // Not supported
- return FALSE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Repair table query
- *
- * Are table repairs even supported in SQLite?
- *
- * @param string the table name
- * @return object
- */
- public function _repair_table($table)
- {
- // Not supported
- return FALSE;
- }
-
- // --------------------------------------------------------------------
+ protected $_list_databases = FALSE;
/**
* SQLite Export
@@ -91,7 +42,7 @@ class CI_DB_sqlite3_utility extends CI_DB_utility {
* @param array Preferences
* @return mixed
*/
- public function _backup($params = array())
+ protected function _backup($params = array())
{
// Not supported
return $this->db->display_error('db_unsuported_feature');
diff --git a/system/database/drivers/sqlsrv/sqlsrv_driver.php b/system/database/drivers/sqlsrv/sqlsrv_driver.php
index f4eab8f28..8cc500f55 100644
--- a/system/database/drivers/sqlsrv/sqlsrv_driver.php
+++ b/system/database/drivers/sqlsrv/sqlsrv_driver.php
@@ -29,7 +29,7 @@
* SQLSRV Database Adapter Class
*
* Note: _DB is an extender class that the app controller
- * creates dynamically based on whether the active record
+ * creates dynamically based on whether the query builder
* class is being used or not.
*
* @package CodeIgniter
@@ -421,18 +421,26 @@ class CI_DB_sqlsrv_driver extends CI_DB {
* @param string the table name
* @param array the update data
* @param array the where clause
- * @param array the orderby clause
- * @param array the limit clause
+ * @param array the orderby clause (ignored)
+ * @param array the limit clause (ignored)
+ * @param array the like clause
* @return string
*/
- protected function _update($table, $values, $where)
+ protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array())
{
foreach($values as $key => $val)
{
- $valstr[] = $key." = ".$val;
+ $valstr[] = $key.' = '.$val;
}
- return 'UPDATE '.$table.' SET '.implode(', ', $valstr).' WHERE '.implode(' ', $where);
+ $where = empty($where) ? '' : ' WHERE '.implode(' ', $where);
+
+ if ( ! empty($like))
+ {
+ $where .= ($where === '' ? ' WHERE ' : ' AND ').implode(' ', $like);
+ }
+
+ return 'UPDATE '.$table.' SET '.implode(', ', $valstr).$where;
}
// --------------------------------------------------------------------
@@ -462,12 +470,22 @@ class CI_DB_sqlsrv_driver extends CI_DB {
*
* @param string the table name
* @param array the where clause
+ * @param array the like clause
* @param string the limit clause
* @return string
*/
- protected function _delete($table, $where)
+ protected function _delete($table, $where = array(), $like = array(), $limit = FALSE)
{
- return 'DELETE FROM '.$table.' WHERE '.implode(' ', $where);
+ $conditions = array();
+
+ empty($where) OR $conditions[] = implode(' ', $where);
+ empty($like) OR $conditions[] = implode(' ', $like);
+
+ $conditions = (count($conditions) > 0) ? ' WHERE '.implode(' AND ', $conditions) : '';
+
+ return ($limit)
+ ? 'WITH ci_delete AS (SELECT TOP '.$limit.' * FROM '.$table.$conditions.') DELETE FROM ci_delete'
+ : 'DELETE FROM '.$table.$conditions;
}
// --------------------------------------------------------------------
@@ -503,4 +521,4 @@ class CI_DB_sqlsrv_driver extends CI_DB {
}
/* End of file sqlsrv_driver.php */
-/* Location: ./system/database/drivers/sqlsrv/sqlsrv_driver.php */ \ No newline at end of file
+/* Location: ./system/database/drivers/sqlsrv/sqlsrv_driver.php */
diff --git a/system/database/drivers/sqlsrv/sqlsrv_forge.php b/system/database/drivers/sqlsrv/sqlsrv_forge.php
index 377dcf154..e9143b269 100644
--- a/system/database/drivers/sqlsrv/sqlsrv_forge.php
+++ b/system/database/drivers/sqlsrv/sqlsrv_forge.php
@@ -34,44 +34,7 @@
*/
class CI_DB_sqlsrv_forge extends CI_DB_forge {
- /**
- * Create database
- *
- * @param string the database name
- * @return string
- */
- public function _create_database($name)
- {
- return "CREATE DATABASE ".$name;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Drop database
- *
- * @param string the database name
- * @return bool
- */
- public function _drop_database($name)
- {
- return "DROP DATABASE ".$name;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Drop Table
- *
- * @param string table name
- * @return string
- */
- public function _drop_table($table)
- {
- return 'DROP TABLE '.$this->db->escape_identifiers($table);
- }
-
- // --------------------------------------------------------------------
+ protected $_drop_table = 'DROP TABLE %s';
/**
* Create Table
@@ -83,7 +46,7 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge {
* @param bool should 'IF NOT EXISTS' be added to the SQL
* @return bool
*/
- public function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
+ protected function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
{
$sql = 'CREATE TABLE ';
@@ -194,7 +157,7 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge {
* @param string the field after which we should add the new field
* @return string
*/
- public function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '')
+ protected function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '')
{
$sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '.$this->db->protect_identifiers($column_name);
@@ -229,23 +192,6 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge {
}
- // --------------------------------------------------------------------
-
- /**
- * Rename a table
- *
- * Generates a platform-specific query so that a table can be renamed
- *
- * @param string the old table name
- * @param string the new table name
- * @return string
- */
- public function _rename_table($table_name, $new_table_name)
- {
- // I think this syntax will work, but can find little documentation on renaming tables in MSSQL
- return 'ALTER TABLE '.$this->db->protect_identifiers($table_name).' RENAME TO '.$this->db->protect_identifiers($new_table_name);
- }
-
}
/* End of file sqlsrv_forge.php */
diff --git a/system/database/drivers/sqlsrv/sqlsrv_result.php b/system/database/drivers/sqlsrv/sqlsrv_result.php
index 10d790e4b..0802677fc 100644
--- a/system/database/drivers/sqlsrv/sqlsrv_result.php
+++ b/system/database/drivers/sqlsrv/sqlsrv_result.php
@@ -124,22 +124,6 @@ class CI_DB_sqlsrv_result extends CI_DB_result {
// --------------------------------------------------------------------
/**
- * Data Seek
- *
- * Moves the internal pointer to the desired offset. We call
- * this internally before fetching results to make sure the
- * result set starts at zero
- *
- * @return void
- */
- protected function _data_seek($n = 0)
- {
- // Not implemented
- }
-
- // --------------------------------------------------------------------
-
- /**
* Result - associative array
*
* Returns the result set as an array
diff --git a/system/database/drivers/sqlsrv/sqlsrv_utility.php b/system/database/drivers/sqlsrv/sqlsrv_utility.php
index 5830c62de..394964b6a 100644
--- a/system/database/drivers/sqlsrv/sqlsrv_utility.php
+++ b/system/database/drivers/sqlsrv/sqlsrv_utility.php
@@ -34,55 +34,16 @@
*/
class CI_DB_sqlsrv_utility extends CI_DB_utility {
- /**
- * List databases
- *
- * @return string
- */
- public function _list_databases()
- {
- return "EXEC sp_helpdb"; // Can also be: EXEC sp_databases
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Optimize table query
- *
- * Generates a platform-specific query so that a table can be optimized
- *
- * @param string the table name
- * @return bool
- */
- public function _optimize_table($table)
- {
- return FALSE; // Is this supported in MS SQL?
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Repair table query
- *
- * Generates a platform-specific query so that a table can be repaired
- *
- * @param string the table name
- * @return bool
- */
- public function _repair_table($table)
- {
- return FALSE; // Is this supported in MS SQL?
- }
-
- // --------------------------------------------------------------------
+ protected $_list_databases = 'EXEC sp_helpdb'; // Can also be: EXEC sp_databases
+ protected $_optimize_table = 'ALTER INDEX all ON %s REORGANIZE';
/**
- * MSSQL Export
+ * SQLSRV Export
*
* @param array Preferences
* @return mixed
*/
- public function _backup($params = array())
+ protected function _backup($params = array())
{
// Currently unsupported
return $this->db->display_error('db_unsuported_feature');