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authorAndrey Andreev <narf@bofh.bg>2012-03-26 11:24:40 +0200
committerAndrey Andreev <narf@bofh.bg>2012-03-26 11:24:40 +0200
commit2a23e4ad2b71f26262964ac49819ef0a7aebbb9a (patch)
tree7b4908c8d10325e8940888ef2ec77e19471125b2 /system/database/drivers
parent5ee8c3ab2f670c678ca20100a4e1786514371c23 (diff)
parenta00e50483ab27d8ba3d3a2aa1a5138bfa8c8be70 (diff)
Merge upstream branch
Diffstat (limited to 'system/database/drivers')
-rw-r--r--system/database/drivers/interbase/interbase_driver.php160
-rw-r--r--system/database/drivers/interbase/interbase_result.php85
-rw-r--r--system/database/drivers/mssql/mssql_driver.php15
-rw-r--r--system/database/drivers/oci8/oci8_driver.php16
-rw-r--r--system/database/drivers/odbc/odbc_driver.php15
-rw-r--r--system/database/drivers/pdo/pdo_driver.php204
-rw-r--r--system/database/drivers/pdo/pdo_forge.php32
-rw-r--r--system/database/drivers/pdo/pdo_result.php60
-rw-r--r--system/database/drivers/pdo/pdo_utility.php24
-rw-r--r--system/database/drivers/sqlite/sqlite_driver.php21
-rw-r--r--system/database/drivers/sqlsrv/sqlsrv_driver.php15
11 files changed, 208 insertions, 439 deletions
diff --git a/system/database/drivers/interbase/interbase_driver.php b/system/database/drivers/interbase/interbase_driver.php
index 9fa03adc7..d8b6ae571 100644
--- a/system/database/drivers/interbase/interbase_driver.php
+++ b/system/database/drivers/interbase/interbase_driver.php
@@ -25,8 +25,6 @@
* @filesource
*/
-// ------------------------------------------------------------------------
-
/**
* Firebird/Interbase Database Adapter Class
*
@@ -56,8 +54,8 @@ class CI_DB_interbase_driver extends CI_DB {
* database engines, so this string appears in each driver and is
* used for the count_all() and count_all_results() functions.
*/
- protected $_count_string = "SELECT COUNT(*) AS ";
- protected $_random_keyword = ' Random()'; // database specific random keyword
+ protected $_count_string = 'SELECT COUNT(*) AS ';
+ protected $_random_keyword = ' Random()'; // database specific random keyword
// Keeps track of the resource for the current transaction
protected $trans;
@@ -87,21 +85,6 @@ class CI_DB_interbase_driver extends CI_DB {
// --------------------------------------------------------------------
/**
- * Reconnect
- *
- * Keep / reestablish the db connection if no queries have been
- * sent for a length of time exceeding the server's idle timeout
- *
- * @return void
- */
- public function reconnect()
- {
- // not implemented in Interbase/Firebird
- }
-
- // --------------------------------------------------------------------
-
- /**
* Select the database
*
* @return bool
@@ -160,13 +143,8 @@ class CI_DB_interbase_driver extends CI_DB {
*/
public function trans_begin($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;
}
@@ -174,7 +152,7 @@ class CI_DB_interbase_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);
$this->trans = @ibase_trans($this->conn_id);
@@ -190,13 +168,8 @@ class CI_DB_interbase_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;
}
@@ -213,13 +186,8 @@ class CI_DB_interbase_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 $this->_trans_depth > 0)
{
return TRUE;
}
@@ -251,9 +219,9 @@ class CI_DB_interbase_driver extends CI_DB {
// escape LIKE condition wildcards
if ($like === TRUE)
{
- $str = str_replace( array('%', '_', $this->_like_escape_chr),
- array($this->_like_escape_chr.'%', $this->_like_escape_chr.'_', $this->_like_escape_chr.$this->_like_escape_chr),
- $str);
+ return str_replace(array($this->_like_escape_chr, '%', '_'),
+ array($this->_like_escape_chr.$this->_like_escape_chr, $this->_like_escape_chr.'%', $this->_like_escape_chr.'_'),
+ $str);
}
return $str;
@@ -264,7 +232,7 @@ class CI_DB_interbase_driver extends CI_DB {
/**
* Affected Rows
*
- * @return integer
+ * @return int
*/
public function affected_rows()
{
@@ -276,9 +244,9 @@ class CI_DB_interbase_driver extends CI_DB {
/**
* Insert ID
*
- * @param string $generator_name
- * @param integer $inc_by
- * @return integer
+ * @param string $generator_name
+ * @param int $inc_by
+ * @return int
*/
public function insert_id($generator_name, $inc_by=0)
{
@@ -310,9 +278,9 @@ class CI_DB_interbase_driver extends CI_DB {
return 0;
}
- $row = $query->row();
+ $query = $query->row();
$this->_reset_select();
- return (int) $row->numrows;
+ return (int) $query->numrows;
}
// --------------------------------------------------------------------
@@ -322,21 +290,18 @@ class CI_DB_interbase_driver extends CI_DB {
*
* Generates a platform-specific query string so that the table names can be fetched
*
- * @param boolean
+ * @param bool
* @return string
*/
protected function _list_tables($prefix_limit = FALSE)
{
- $sql = <<<SQL
- SELECT "RDB\$RELATION_NAME" FROM "RDB\$RELATIONS"
- WHERE "RDB\$RELATION_NAME" NOT LIKE 'RDB$%'
- AND "RDB\$RELATION_NAME" NOT LIKE 'MON$%'
-SQL;
+ $sql = 'SELECT "RDB$RELATION_NAME" FROM "RDB$RELATIONS" WHERE "RDB$RELATION_NAME" NOT LIKE \'RDB$%\' AND "RDB$RELATION_NAME" NOT LIKE \'MON$%\'';
- if ($prefix_limit !== FALSE AND $this->dbprefix != '')
+ if ($prefix_limit !== FALSE && $this->dbprefix != '')
{
- $sql .= ' AND "RDB$RELATION_NAME" LIKE \''.$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr);
+ return $sql.' AND "RDB$RELATION_NAME" LIKE \''.$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr);
}
+
return $sql;
}
@@ -352,10 +317,7 @@ SQL;
*/
protected function _list_columns($table = '')
{
- return <<<SQL
- SELECT "RDB\$FIELD_NAME" FROM "RDB\$RELATION_FIELDS"
- WHERE "RDB\$RELATION_NAME"='{$table}';
-SQL;
+ return 'SELECT "RDB$FIELD_NAME" FROM "RDB$RELATION_FIELDS" WHERE "RDB$RELATION_NAME" = \''.$this->escape_str($table)."'";
}
// --------------------------------------------------------------------
@@ -366,14 +328,14 @@ SQL;
* 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($table)
{
// Need to find a more efficient way to do this
// but Interbase/Firebird seems to lack the
// limit clause
- return "SELECT * FROM {$table}";
+ return 'SELECT * FROM '.$table;
}
// --------------------------------------------------------------------
@@ -407,24 +369,20 @@ SQL;
{
if (strpos($item, '.'.$id) !== FALSE)
{
- $str = $this->_escape_char. str_replace('.', $this->_escape_char.'.', $item);
+ $item = str_replace('.', $this->_escape_char.'.', $item);
// remove duplicates if the user already included the escape
- return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $str);
+ return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $this->_escape_char.$item);
}
}
if (strpos($item, '.') !== FALSE)
{
- $str = $this->_escape_char.str_replace('.', $this->_escape_char.'.'.$this->_escape_char, $item).$this->_escape_char;
- }
- else
- {
- $str = $this->_escape_char.$item.$this->_escape_char;
+ $item = str_replace('.', $this->_escape_char.'.'.$this->_escape_char, $item);
}
// remove duplicates if the user already included the escape
- return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $str);
+ return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $this->_escape_char.$item.$this->_escape_char);
}
// --------------------------------------------------------------------
@@ -435,8 +393,8 @@ SQL;
* This public function implicitly groups FROM tables so there is no confusion
* about operator precedence in harmony with SQL standards
*
- * @param type
- * @return type
+ * @param array
+ * @return string
*/
protected function _from_tables($tables)
{
@@ -463,7 +421,7 @@ SQL;
*/
protected function _insert($table, $keys, $values)
{
- return "INSERT INTO {$table} (".implode(', ', $keys).') VALUES ('.implode(', ', $values).')';
+ return 'INSERT INTO '.$table.' ('.implode(', ', $keys).') VALUES ('.implode(', ', $values).')';
}
// --------------------------------------------------------------------
@@ -484,20 +442,14 @@ SQL;
{
foreach ($values as $key => $val)
{
- $valstr[] = $key." = ".$val;
+ $valstr[] = $key.' = '.$val;
}
//$limit = ( ! $limit) ? '' : ' LIMIT '.$limit;
- $orderby = (count($orderby) >= 1)?' ORDER BY '.implode(", ", $orderby):'';
-
- $sql = "UPDATE {$table} SET ".implode(', ', $valstr);
-
- $sql .= ($where != '' AND count($where) >=1) ? ' WHERE '.implode(' ', $where) : '';
-
- $sql .= $orderby;
-
- return $sql;
+ return 'UPDATE '.$table.' SET '.implode(', ', $valstr)
+ .(($where != '' && count($where) > 0) ? ' WHERE '.implode(' ', $where) : '')
+ .(count($orderby) > 0 ? ' ORDER BY '.implode(', ', $orderby) : '');
}
@@ -532,23 +484,20 @@ SQL;
*/
protected function _delete($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);
+ $conditions = "\nWHERE ".implode("\n", $where)
+ .((count($where) > 0 && count($like) > 0) ? ' AND ' : '')
+ .implode("\n", $like);
+ }
+ else
+ {
+ $conditions = '';
}
//$limit = ( ! $limit) ? '' : ' LIMIT '.$limit;
- return "DELETE FROM {$table}{$conditions}";
+ return 'DELETE FROM '.$table.' '.$conditions;
}
// --------------------------------------------------------------------
@@ -559,36 +508,25 @@ SQL;
* Generates a platform-specific LIMIT clause
*
* @param string the sql query string
- * @param integer the number of rows to limit the query to
- * @param integer the offset value
+ * @param int the number of rows to limit the query to
+ * @param int the offset value
* @return string
*/
protected function _limit($sql, $limit, $offset)
{
- // Keep the current sql string safe for a moment
- $orig_sql = $sql;
-
// Limit clause depends on if Interbase or Firebird
if (stripos($this->version(), 'firebird') !== FALSE)
{
- $sql = 'FIRST '. (int) $limit;
-
- if ($offset > 0)
- {
- $sql .= ' SKIP '. (int) $offset;
- }
+ $select = 'FIRST '. (int) $limit
+ .($offset > 0 ? ' SKIP '. (int) $offset : '');
}
else
{
- $sql = 'ROWS ' . (int) $limit;
-
- if ($offset > 0)
- {
- $sql = 'ROWS '. (int) $offset . ' TO ' . ($limit + $offset);
- }
+ $select = 'ROWS '
+ .($offset > 0 ? (int) $offset.' TO '.($limit + $offset) : (int) $limit);
}
- return preg_replace('`SELECT`i', "SELECT {$sql}", $orig_sql);
+ return preg_replace('`SELECT`i', 'SELECT '.$select, $sql);
}
// --------------------------------------------------------------------
diff --git a/system/database/drivers/interbase/interbase_result.php b/system/database/drivers/interbase/interbase_result.php
index 5bf0c902d..fd4178dec 100644
--- a/system/database/drivers/interbase/interbase_result.php
+++ b/system/database/drivers/interbase/interbase_result.php
@@ -25,8 +25,6 @@
* @filesource
*/
-// ------------------------------------------------------------------------
-
/**
* Interbase/Firebird Result Class
*
@@ -43,18 +41,18 @@ class CI_DB_interbase_result extends CI_DB_result {
/**
* Number of rows in the result set
*
- * @return integer
+ * @return int
*/
public function num_rows()
{
- if( ! is_null($this->num_rows))
+ if (is_int($this->num_rows))
{
return $this->num_rows;
}
-
- //Get the results so that you can get an accurate rowcount
+
+ // Get the results so that you can get an accurate rowcount
$this->result();
-
+
return $this->num_rows;
}
@@ -63,7 +61,7 @@ class CI_DB_interbase_result extends CI_DB_result {
/**
* Number of fields in the result set
*
- * @return integer
+ * @return int
*/
public function num_fields()
{
@@ -102,20 +100,17 @@ class CI_DB_interbase_result extends CI_DB_result {
*/
public function field_data()
{
-
$retval = array();
- for ($i = 0, $num_fields = $this->num_fields(); $i < $num_fields; $i++)
+ for ($i = 0, $c = $this->num_fields(); $i < $c; $i++)
{
$info = ibase_field_info($this->result_id, $i);
-
- $F = new stdClass();
- $F->name = $info['name'];
- $F->type = $info['type'];
- $F->max_length = $info['length'];
- $F->primary_key = 0;
- $F->default = '';
-
- $retval[] = $F;
+
+ $retval[$i] = new stdClass();
+ $retval[$i]->name = $info['name'];
+ $retval[$i]->type = $info['type'];
+ $retval[$i]->max_length = $info['length'];
+ $retval[$i]->primary_key = 0;
+ $retval[$i]->default = '';
}
return $retval;
@@ -126,7 +121,7 @@ class CI_DB_interbase_result extends CI_DB_result {
/**
* Free the result
*
- * @return null
+ * @return void
*/
public function free_result()
{
@@ -138,7 +133,7 @@ class CI_DB_interbase_result extends CI_DB_result {
/**
* Data Seek
*
- * Moves the internal pointer to the desired offset. We call
+ * Moves the internal pointer to the desired offset. We call
* this internally before fetching results to make sure the
* result set starts at zero
*
@@ -146,11 +141,8 @@ class CI_DB_interbase_result extends CI_DB_result {
*/
protected function _data_seek($n = 0)
{
- //Set the row count to 0
- $this->num_rows = 0;
-
- //Interbase driver doesn't implement a suitable function
- return FALSE;
+ // Interbase driver doesn't implement a suitable function
+ return FALSE;
}
// --------------------------------------------------------------------
@@ -169,7 +161,7 @@ class CI_DB_interbase_result extends CI_DB_result {
//Increment row count
$this->num_rows++;
}
-
+
return $row;
}
@@ -189,10 +181,10 @@ class CI_DB_interbase_result extends CI_DB_result {
//Increment row count
$this->num_rows++;
}
-
+
return $row;
}
-
+
// --------------------------------------------------------------------
/**
@@ -202,29 +194,20 @@ class CI_DB_interbase_result extends CI_DB_result {
*/
public function result_object()
{
- if (count($this->result_object) > 0)
+ if (count($this->result_object) === $this->num_rows)
{
return $this->result_object;
}
-
- // Convert result array to object so that
+
+ // Convert result array to object so that
// We don't have to get the result again
- if (count($this->result_array) > 0)
+ if (($c = count($this->result_array)) > 0)
{
- $i = 0;
-
- foreach ($this->result_array as $array)
+ for ($i = 0; $i < $c; $i++)
{
- $this->result_object[$i] = new StdClass();
-
- foreach ($array as $key => $val)
- {
- $this->result_object[$i]->{$key} = $val;
- }
-
- ++$i;
+ $this->result_object[$i] = (object) $this->result_array[$i];
}
-
+
return $this->result_object;
}
@@ -254,20 +237,20 @@ class CI_DB_interbase_result extends CI_DB_result {
*/
public function result_array()
{
- if (count($this->result_array) > 0)
+ if (count($this->result_array) === $this->num_rows)
{
return $this->result_array;
}
-
+
// Since the object and array are really similar, just case
// the result object to an array if need be
- if (count($this->result_object) > 0)
+ if (($c = count($this->result_object)) > 0)
{
- foreach ($this->result_object as $obj)
+ for ($i = 0; $i < $c; $i++)
{
- $this->result_array[] = (array) $obj;
+ $this->result_array[$i] = (array) $this->result_object[$i];
}
-
+
return $this->result_array;
}
diff --git a/system/database/drivers/mssql/mssql_driver.php b/system/database/drivers/mssql/mssql_driver.php
index 1c1b84582..f2933fe43 100644
--- a/system/database/drivers/mssql/mssql_driver.php
+++ b/system/database/drivers/mssql/mssql_driver.php
@@ -92,21 +92,6 @@ class CI_DB_mssql_driver extends CI_DB {
// --------------------------------------------------------------------
/**
- * Reconnect
- *
- * Keep / reestablish the db connection if no queries have been
- * sent for a length of time exceeding the server's idle timeout
- *
- * @return void
- */
- public function reconnect()
- {
- // not implemented in MSSQL
- }
-
- // --------------------------------------------------------------------
-
- /**
* Select the database
*
* @param string database name
diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php
index 238a08ff8..c9e791d63 100644
--- a/system/database/drivers/oci8/oci8_driver.php
+++ b/system/database/drivers/oci8/oci8_driver.php
@@ -103,22 +103,6 @@ class CI_DB_oci8_driver extends CI_DB {
// --------------------------------------------------------------------
/**
- * Reconnect
- *
- * Keep / reestablish the db connection if no queries have been
- * sent for a length of time exceeding the server's idle timeout
- *
- * @return void
- */
- public function reconnect()
- {
- // not implemented in oracle
- return;
- }
-
- // --------------------------------------------------------------------
-
- /**
* Select the database
*
* @return resource
diff --git a/system/database/drivers/odbc/odbc_driver.php b/system/database/drivers/odbc/odbc_driver.php
index 6704264c6..901787ff3 100644
--- a/system/database/drivers/odbc/odbc_driver.php
+++ b/system/database/drivers/odbc/odbc_driver.php
@@ -90,21 +90,6 @@ class CI_DB_odbc_driver extends CI_DB {
// --------------------------------------------------------------------
/**
- * Reconnect
- *
- * Keep / reestablish the db connection if no queries have been
- * sent for a length of time exceeding the server's idle timeout
- *
- * @return void
- */
- public function reconnect()
- {
- // not implemented in odbc
- }
-
- // --------------------------------------------------------------------
-
- /**
* Select the database
*
* @return resource
diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php
index 9b44e7c64..19338e30f 100644
--- a/system/database/drivers/pdo/pdo_driver.php
+++ b/system/database/drivers/pdo/pdo_driver.php
@@ -1,13 +1,13 @@
-<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 5.2.4 or newer
*
* NOTICE OF LICENSE
- *
+ *
* Licensed under the Open Software License version 3.0
- *
+ *
* This source file is subject to the Open Software License (OSL 3.0) that is
* bundled with this package in the files license.txt / license.rst. It is
* also available through the world wide web at this URL:
@@ -25,8 +25,6 @@
* @filesource
*/
-// ------------------------------------------------------------------------
-
/**
* PDO Database Adapter Class
*
@@ -42,28 +40,28 @@
*/
class CI_DB_pdo_driver extends CI_DB {
- var $dbdriver = 'pdo';
+ public $dbdriver = 'pdo';
// the character used to excape - not necessary for PDO
- var $_escape_char = '';
+ protected $_escape_char = '';
// clause and character used for LIKE escape sequences
- var $_like_escape_str;
- var $_like_escape_chr;
+ protected $_like_escape_str;
+ protected $_like_escape_chr;
/**
* The syntax to count rows is slightly different across different
* database engines, so this string appears in each driver and is
* used for the count_all() and count_all_results() functions.
*/
- var $_count_string = "SELECT COUNT(*) AS ";
- var $_random_keyword;
+ protected $_count_string = 'SELECT COUNT(*) AS ';
+ protected $_random_keyword;
// need to track the pdo driver and options
- var $pdodriver;
- var $options = array();
+ public $pdodriver;
+ public $options = array();
- function __construct($params)
+ public function __construct($params)
{
parent::__construct($params);
@@ -96,19 +94,18 @@ class CI_DB_pdo_driver extends CI_DB {
$this->_like_escape_str = " ESCAPE '%s' ";
$this->_like_escape_chr = '!';
}
-
- $this->trans_enabled = FALSE;
+
+ $this->trans_enabled = FALSE;
$this->_random_keyword = ' RND('.time().')'; // database specific random keyword
}
/**
* Connection String
*
- * @access private
* @param array
* @return void
*/
- function _connect_string($params)
+ protected function _connect_string($params)
{
if (strpos($this->hostname, ':'))
{
@@ -138,7 +135,7 @@ class CI_DB_pdo_driver extends CI_DB {
$this->dsn = $this->pdodriver.':';
// Add hostname to the DSN for databases that need it
- if ( ! empty($this->hostname)
+ if ( ! empty($this->hostname)
&& strpos($this->hostname, ':') === FALSE
&& in_array($this->pdodriver, array('informix', 'mysql', 'pgsql', 'sybase', 'mssql', 'dblib', 'cubrid')))
{
@@ -153,7 +150,7 @@ class CI_DB_pdo_driver extends CI_DB {
}
// Add the database name to the DSN, if needed
- if (stripos($this->dsn, 'dbname') === FALSE
+ if (stripos($this->dsn, 'dbname') === FALSE
&& in_array($this->pdodriver, array('4D', 'pgsql', 'mysql', 'firebird', 'sybase', 'mssql', 'dblib', 'cubrid')))
{
$this->dsn .= 'dbname='.$this->database.';';
@@ -190,10 +187,9 @@ class CI_DB_pdo_driver extends CI_DB {
/**
* Non-persistent database connection
*
- * @access private called by the base class
- * @return resource
+ * @return object
*/
- function db_connect()
+ public function db_connect()
{
$this->options[PDO::ATTR_ERRMODE] = PDO::ERRMODE_SILENT;
@@ -205,14 +201,13 @@ class CI_DB_pdo_driver extends CI_DB {
/**
* Persistent database connection
*
- * @access private called by the base class
- * @return resource
+ * @return object
*/
- function db_pconnect()
+ public function db_pconnect()
{
- $this->options[PDO::ATTR_ERRMODE] = PDO::ERRMODE_SILENT;
+ $this->options[PDO::ATTR_ERRMODE] = PDO::ERRMODE_SILENT;
$this->options[PDO::ATTR_PERSISTENT] = TRUE;
-
+
return $this->pdo_connect();
}
@@ -221,23 +216,22 @@ class CI_DB_pdo_driver extends CI_DB {
/**
* PDO connection
*
- * @access private called by the PDO driver class
- * @return resource
+ * @return object
*/
- function pdo_connect()
+ public function pdo_connect()
{
// Refer : http://php.net/manual/en/ref.pdo-mysql.connection.php
- if ($this->pdodriver == 'mysql' && is_php('5.3.6'))
+ if ($this->pdodriver === 'mysql' && ! is_php('5.3.6'))
{
$this->options[PDO::MYSQL_ATTR_INIT_COMMAND] = "SET NAMES $this->char_set COLLATE '$this->dbcollat'";
}
// Connecting...
- try
+ try
{
$db = new PDO($this->dsn, $this->username, $this->password, $this->options);
- }
- catch (PDOException $e)
+ }
+ catch (PDOException $e)
{
if ($this->db_debug && empty($this->failover))
{
@@ -253,33 +247,11 @@ class CI_DB_pdo_driver extends CI_DB {
// --------------------------------------------------------------------
/**
- * Reconnect
- *
- * Keep / reestablish the db connection if no queries have been
- * sent for a length of time exceeding the server's idle timeout
- *
- * @access public
- * @return void
- */
- function reconnect()
- {
- if ($this->db->db_debug)
- {
- return $this->db->display_error('db_unsuported_feature');
- }
-
- return FALSE;
- }
-
- // --------------------------------------------------------------------
-
- /**
* Select the database
*
- * @access private called by the base class
* @return resource
*/
- function db_select()
+ public function db_select()
{
// Not needed for PDO
return TRUE;
@@ -304,16 +276,15 @@ class CI_DB_pdo_driver extends CI_DB {
/**
* Execute the query
*
- * @access private called by the base class
* @param string an SQL query
- * @return object
+ * @return mixed
*/
- function _execute($sql)
+ protected function _execute($sql)
{
$sql = $this->_prep_query($sql);
$result_id = $this->conn_id->query($sql);
-
+
if (is_object($result_id))
{
$this->affect_rows = $result_id->rowCount();
@@ -322,7 +293,7 @@ class CI_DB_pdo_driver extends CI_DB {
{
$this->affect_rows = 0;
}
-
+
return $result_id;
}
@@ -333,11 +304,10 @@ class CI_DB_pdo_driver extends CI_DB {
*
* If needed, each database adapter can prep the query string
*
- * @access private called by execute()
* @param string an SQL query
* @return string
*/
- function _prep_query($sql)
+ protected function _prep_query($sql)
{
if ($this->pdodriver === 'pgsql')
{
@@ -358,10 +328,9 @@ class CI_DB_pdo_driver extends CI_DB {
/**
* Begin Transaction
*
- * @access public
* @return bool
*/
- function trans_begin($test_mode = FALSE)
+ public function trans_begin($test_mode = FALSE)
{
if ( ! $this->trans_enabled)
{
@@ -387,10 +356,9 @@ class CI_DB_pdo_driver extends CI_DB {
/**
* Commit Transaction
*
- * @access public
* @return bool
*/
- function trans_commit()
+ public function trans_commit()
{
if ( ! $this->trans_enabled)
{
@@ -404,7 +372,7 @@ class CI_DB_pdo_driver extends CI_DB {
}
$ret = $this->conn->commit();
-
+
return $ret;
}
@@ -413,10 +381,9 @@ class CI_DB_pdo_driver extends CI_DB {
/**
* Rollback Transaction
*
- * @access public
* @return bool
*/
- function trans_rollback()
+ public function trans_rollback()
{
if ( ! $this->trans_enabled)
{
@@ -439,12 +406,11 @@ class CI_DB_pdo_driver extends CI_DB {
/**
* Escape String
*
- * @access public
* @param string
* @param bool whether or not the string will be used in a LIKE condition
* @return string
*/
- function escape_str($str, $like = FALSE)
+ public function escape_str($str, $like = FALSE)
{
if (is_array($str))
{
@@ -455,24 +421,22 @@ class CI_DB_pdo_driver extends CI_DB {
return $str;
}
-
+
//Escape the string
$str = $this->conn_id->quote($str);
-
+
//If there are duplicated quotes, trim them away
if (strpos($str, "'") === 0)
{
$str = substr($str, 1, -1);
}
-
+
// escape LIKE condition wildcards
if ($like === TRUE)
{
- $str = str_replace( array('%', '_', $this->_like_escape_chr),
- array($this->_like_escape_chr.'%',
- $this->_like_escape_chr.'_',
- $this->_like_escape_chr.$this->_like_escape_chr),
- $str);
+ return str_replace(array($this->_like_escape_chr, '%', '_'),
+ array($this->_like_escape_chr.$this->_like_escape_chr, $this->_like_escape_chr.'%', $this->_like_escape_chr.'_'),
+ $str);
}
return $str;
@@ -483,10 +447,9 @@ class CI_DB_pdo_driver extends CI_DB {
/**
* Affected Rows
*
- * @access public
- * @return integer
+ * @return int
*/
- function affected_rows()
+ public function affected_rows()
{
return $this->affect_rows;
}
@@ -518,7 +481,6 @@ class CI_DB_pdo_driver extends CI_DB {
* Generates a platform-specific query string that counts all records in
* the specified database
*
- * @access public
* @param string
* @return string
*/
@@ -550,11 +512,10 @@ class CI_DB_pdo_driver extends CI_DB {
*
* Generates a platform-specific query string so that the table names can be fetched
*
- * @access private
- * @param boolean
+ * @param bool
* @return string
*/
- function _list_tables($prefix_limit = FALSE)
+ protected function _list_tables($prefix_limit = FALSE)
{
if ($this->pdodriver == 'pgsql')
{
@@ -573,7 +534,7 @@ class CI_DB_pdo_driver extends CI_DB {
if ($prefix_limit !== FALSE AND $this->dbprefix != '')
{
- return FALSE;
+ return FALSE;
}
return $sql;
@@ -586,11 +547,10 @@ class CI_DB_pdo_driver extends CI_DB {
*
* Generates a platform-specific query string so that the column names can be fetched
*
- * @access public
* @param string the table name
* @return string
*/
- function _list_columns($table = '')
+ protected function _list_columns($table = '')
{
return 'SHOW COLUMNS FROM '.$this->_from_tables($table);
}
@@ -602,11 +562,10 @@ class CI_DB_pdo_driver extends CI_DB {
*
* Generates a platform-specific query so that the column data can be retrieved
*
- * @access public
* @param string the table name
- * @return object
+ * @return string
*/
- function _field_data($table)
+ protected function _field_data($table)
{
if ($this->pdodriver == 'mysql' or $this->pdodriver == 'pgsql')
{
@@ -623,7 +582,7 @@ class CI_DB_pdo_driver extends CI_DB {
// Analog function for sqlite
return 'PRAGMA table_info('.$this->_from_tables($table).')';
}
-
+
return 'SELECT TOP 1 FROM '.$this->_from_tables($table);
}
@@ -663,11 +622,10 @@ class CI_DB_pdo_driver extends CI_DB {
*
* This function escapes column and table names
*
- * @access private
* @param string
* @return string
*/
- function _escape_identifiers($item)
+ public function _escape_identifiers($item)
{
if ($this->_escape_char == '')
{
@@ -707,11 +665,10 @@ class CI_DB_pdo_driver extends CI_DB {
* This function implicitly groups FROM tables so there is no confusion
* about operator precedence in harmony with SQL standards
*
- * @access public
- * @param type
- * @return type
+ * @param array
+ * @return string
*/
- function _from_tables($tables)
+ protected function _from_tables($tables)
{
if ( ! is_array($tables))
{
@@ -728,17 +685,16 @@ class CI_DB_pdo_driver extends CI_DB {
*
* Generates a platform-specific insert string from the supplied data
*
- * @access public
* @param string the table name
* @param array the insert keys
* @param array the insert values
* @return string
*/
- function _insert($table, $keys, $values)
+ protected function _insert($table, $keys, $values)
{
return 'INSERT INTO '.$this->_from_tables($table).' ('.implode(', ', $keys).') VALUES ('.implode(', ', $values).')';
}
-
+
// --------------------------------------------------------------------
/**
@@ -746,13 +702,12 @@ class CI_DB_pdo_driver extends CI_DB {
*
* Generates a platform-specific insert string from the supplied data
*
- * @access public
- * @param string the table name
- * @param array the insert keys
- * @param array the insert values
- * @return string
+ * @param string the table name
+ * @param array the insert keys
+ * @param array the insert values
+ * @return string
*/
- function _insert_batch($table, $keys, $values)
+ protected function _insert_batch($table, $keys, $values)
{
return 'INSERT INTO '.$this->_from_tables($table).' ('.implode(', ', $keys).') VALUES '.implode(', ', $values);
}
@@ -764,7 +719,6 @@ class CI_DB_pdo_driver extends CI_DB {
*
* Generates a platform-specific update string from the supplied data
*
- * @access public
* @param string the table name
* @param array the update data
* @param array the where clause
@@ -772,7 +726,7 @@ class CI_DB_pdo_driver extends CI_DB {
* @param array the limit clause
* @return string
*/
- function _update($table, $values, $where, $orderby = array(), $limit = FALSE)
+ protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE)
{
foreach ($values as $key => $val)
{
@@ -788,7 +742,7 @@ class CI_DB_pdo_driver extends CI_DB {
return $sql;
}
-
+
// --------------------------------------------------------------------
/**
@@ -796,13 +750,12 @@ class CI_DB_pdo_driver extends CI_DB {
*
* Generates a platform-specific batch update string from the supplied data
*
- * @access public
* @param string the table name
* @param array the update data
* @param array the where clause
* @return string
*/
- function _update_batch($table, $values, $index, $where = NULL)
+ protected function _update_batch($table, $values, $index, $where = NULL)
{
$ids = array();
$where = ($where != '' && count($where) >=1) ? implode(" ", $where).' AND ' : '';
@@ -841,7 +794,6 @@ class CI_DB_pdo_driver extends CI_DB {
return $sql;
}
-
// --------------------------------------------------------------------
/**
@@ -851,11 +803,10 @@ class CI_DB_pdo_driver extends CI_DB {
* If the database does not support the truncate() command
* This function maps to "DELETE FROM table"
*
- * @access public
* @param string the table name
* @return string
*/
- function _truncate($table)
+ protected function _truncate($table)
{
return $this->_delete($table);
}
@@ -867,13 +818,12 @@ class CI_DB_pdo_driver extends CI_DB {
*
* Generates a platform-specific delete string from the supplied data
*
- * @access public
* @param string the table name
* @param array the where clause
* @param string the limit clause
* @return string
*/
- function _delete($table, $where = array(), $like = array(), $limit = FALSE)
+ protected function _delete($table, $where = array(), $like = array(), $limit = FALSE)
{
$conditions = '';
@@ -902,13 +852,12 @@ class CI_DB_pdo_driver extends CI_DB {
*
* Generates a platform-specific LIMIT clause
*
- * @access public
* @param string the sql query string
- * @param integer the number of rows to limit the query to
- * @param integer the offset value
+ * @param int the number of rows to limit the query to
+ * @param int the offset value
* @return string
*/
- function _limit($sql, $limit, $offset)
+ protected function _limit($sql, $limit, $offset)
{
if ($this->pdodriver == 'cubrid' OR $this->pdodriver == 'sqlite')
{
@@ -920,7 +869,7 @@ class CI_DB_pdo_driver extends CI_DB {
{
$sql .= 'LIMIT '.$limit;
$sql .= ($offset > 0) ? ' OFFSET '.$offset : '';
-
+
return $sql;
}
}
@@ -930,11 +879,10 @@ class CI_DB_pdo_driver extends CI_DB {
/**
* Close DB Connection
*
- * @access public
* @param resource
* @return void
*/
- function _close($conn_id)
+ protected function _close($conn_id)
{
$this->conn_id = null;
}
diff --git a/system/database/drivers/pdo/pdo_forge.php b/system/database/drivers/pdo/pdo_forge.php
index 2e5c81de3..6bff3542f 100644
--- a/system/database/drivers/pdo/pdo_forge.php
+++ b/system/database/drivers/pdo/pdo_forge.php
@@ -1,13 +1,13 @@
-<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 5.2.4 or newer
*
* NOTICE OF LICENSE
- *
+ *
* Licensed under the Open Software License version 3.0
- *
+ *
* This source file is subject to the Open Software License (OSL 3.0) that is
* bundled with this package in the files license.txt / license.rst. It is
* also available through the world wide web at this URL:
@@ -25,8 +25,6 @@
* @filesource
*/
-// ------------------------------------------------------------------------
-
/**
* PDO Forge Class
*
@@ -39,11 +37,10 @@ class CI_DB_pdo_forge extends CI_DB_forge {
/**
* Create database
*
- * @access private
* @param string the database name
* @return bool
*/
- function _create_database()
+ public function _create_database()
{
// PDO has no "create database" command since it's
// designed to connect to an existing database
@@ -59,11 +56,10 @@ class CI_DB_pdo_forge extends CI_DB_forge {
/**
* Drop database
*
- * @access private
* @param string the database name
* @return bool
*/
- function _drop_database($name)
+ public function _drop_database($name)
{
// PDO has no "drop database" command since it's
// designed to connect to an existing database
@@ -79,15 +75,14 @@ class CI_DB_pdo_forge extends CI_DB_forge {
/**
* Create Table
*
- * @access private
* @param string the table name
* @param array the fields
* @param mixed primary key(s)
* @param mixed key(s)
- * @param boolean should 'IF NOT EXISTS' be added to the SQL
+ * @param bool should 'IF NOT EXISTS' be added to the SQL
* @return bool
*/
- function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
+ public function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
{
$sql = 'CREATE TABLE ';
@@ -191,10 +186,9 @@ class CI_DB_pdo_forge extends CI_DB_forge {
/**
* Drop Table
*
- * @access private
* @return bool
*/
- function _drop_table($table)
+ public function _drop_table($table)
{
// Not a supported PDO feature
if ($this->db->db_debug)
@@ -212,17 +206,16 @@ class CI_DB_pdo_forge extends CI_DB_forge {
* Generates a platform-specific query so that a table can be altered
* Called by add_column(), drop_column(), and column_alter(),
*
- * @access private
* @param string the ALTER type (ADD, DROP, CHANGE)
* @param string the column name
* @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 object
+ * @return string
*/
- function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '')
+ public function _alter_table($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);
@@ -265,12 +258,11 @@ class CI_DB_pdo_forge extends CI_DB_forge {
*
* Generates a platform-specific query so that a table can be renamed
*
- * @access private
* @param string the old table name
* @param string the new table name
* @return string
*/
- function _rename_table($table_name, $new_table_name)
+ public function _rename_table($table_name, $new_table_name)
{
return 'ALTER TABLE '.$this->db->protect_identifiers($table_name).' RENAME TO '.$this->db->protect_identifiers($new_table_name);
}
diff --git a/system/database/drivers/pdo/pdo_result.php b/system/database/drivers/pdo/pdo_result.php
index 384b753da..5bbd85d75 100644
--- a/system/database/drivers/pdo/pdo_result.php
+++ b/system/database/drivers/pdo/pdo_result.php
@@ -1,13 +1,13 @@
-<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 5.2.4 or newer
*
* NOTICE OF LICENSE
- *
+ *
* Licensed under the Open Software License version 3.0
- *
+ *
* This source file is subject to the Open Software License (OSL 3.0) that is
* bundled with this package in the files license.txt / license.rst. It is
* also available through the world wide web at this URL:
@@ -25,8 +25,6 @@
* @filesource
*/
-// ------------------------------------------------------------------------
-
/**
* PDO Result Class
*
@@ -51,10 +49,9 @@ class CI_DB_pdo_result extends CI_DB_result {
/**
* Number of rows in the result set
*
- * @access public
- * @return integer
+ * @return int
*/
- function num_rows()
+ public function num_rows()
{
if (empty($this->result_id) OR ! is_object($this->result_id))
{
@@ -74,10 +71,9 @@ class CI_DB_pdo_result extends CI_DB_result {
/**
* Fetch the result handler
*
- * @access public
* @return mixed
*/
- function result_assoc()
+ public function result_assoc()
{
// If the result already fetched before, use that one
if (count($this->result_array) > 0 OR $this->is_fetched)
@@ -94,7 +90,7 @@ class CI_DB_pdo_result extends CI_DB_result {
// Define the method and handler
$res_method = '_fetch_'.$type;
$res_handler = 'result_'.$type;
-
+
$this->$res_handler = array();
$this->_data_seek(0);
@@ -116,10 +112,9 @@ class CI_DB_pdo_result extends CI_DB_result {
/**
* Number of fields in the result set
*
- * @access public
- * @return integer
+ * @return int
*/
- function num_fields()
+ public function num_fields()
{
return $this->result_id->columnCount();
}
@@ -131,16 +126,15 @@ class CI_DB_pdo_result extends CI_DB_result {
*
* Generates an array of column names
*
- * @access public
- * @return array
+ * @return bool
*/
- function list_fields()
+ public function list_fields()
{
if ($this->db->db_debug)
{
return $this->db->display_error('db_unsuported_feature');
}
-
+
return FALSE;
}
@@ -151,13 +145,12 @@ class CI_DB_pdo_result extends CI_DB_result {
*
* Generates an array of objects containing field meta-data
*
- * @access public
* @return array
*/
- function field_data()
+ public function field_data()
{
$data = array();
-
+
try
{
if (strpos($this->result_id->queryString, 'PRAGMA') !== FALSE)
@@ -173,7 +166,7 @@ class CI_DB_pdo_result extends CI_DB_result {
$F->max_length = ( ! empty($matches[2])) ? preg_replace('/[^\d]/', '', $matches[2]) : NULL;
$F->primary_key = (int) $field['pk'];
$F->pdo_type = NULL;
-
+
$data[] = $F;
}
}
@@ -188,7 +181,7 @@ class CI_DB_pdo_result extends CI_DB_result {
$F->type = $field['native_type'];
$F->default = NULL;
$F->pdo_type = $field['pdo_type'];
-
+
if ($field['precision'] < 0)
{
$F->max_length = NULL;
@@ -203,7 +196,7 @@ class CI_DB_pdo_result extends CI_DB_result {
$data[] = $F;
}
}
-
+
return $data;
}
catch (Exception $e)
@@ -222,9 +215,9 @@ class CI_DB_pdo_result extends CI_DB_result {
/**
* Free the result
*
- * @return null
+ * @return void
*/
- function free_result()
+ public function free_result()
{
if (is_object($this->result_id))
{
@@ -237,14 +230,13 @@ class CI_DB_pdo_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
*
- * @access private
- * @return array
+ * @return bool
*/
- function _data_seek($n = 0)
+ protected function _data_seek($n = 0)
{
return FALSE;
}
@@ -256,10 +248,9 @@ class CI_DB_pdo_result extends CI_DB_result {
*
* Returns the result set as an array
*
- * @access private
* @return array
*/
- function _fetch_assoc()
+ protected function _fetch_assoc()
{
return $this->result_id->fetch(PDO::FETCH_ASSOC);
}
@@ -271,11 +262,10 @@ class CI_DB_pdo_result extends CI_DB_result {
*
* Returns the result set as an object
*
- * @access private
* @return object
*/
- function _fetch_object()
- {
+ protected function _fetch_object()
+ {
return $this->result_id->fetchObject();
}
diff --git a/system/database/drivers/pdo/pdo_utility.php b/system/database/drivers/pdo/pdo_utility.php
index c278c5172..86c798397 100644
--- a/system/database/drivers/pdo/pdo_utility.php
+++ b/system/database/drivers/pdo/pdo_utility.php
@@ -1,13 +1,13 @@
-<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 5.2.4 or newer
*
* NOTICE OF LICENSE
- *
+ *
* Licensed under the Open Software License version 3.0
- *
+ *
* This source file is subject to the Open Software License (OSL 3.0) that is
* bundled with this package in the files license.txt / license.rst. It is
* also available through the world wide web at this URL:
@@ -25,8 +25,6 @@
* @filesource
*/
-// ------------------------------------------------------------------------
-
/**
* PDO Utility Class
*
@@ -39,10 +37,9 @@ class CI_DB_pdo_utility extends CI_DB_utility {
/**
* List databases
*
- * @access private
* @return bool
*/
- function _list_databases()
+ public function _list_databases()
{
// Not sure if PDO lets you list all databases...
if ($this->db->db_debug)
@@ -59,11 +56,10 @@ class CI_DB_pdo_utility extends CI_DB_utility {
*
* Generates a platform-specific query so that a table can be optimized
*
- * @access private
* @param string the table name
- * @return object
+ * @return bool
*/
- function _optimize_table($table)
+ public function _optimize_table($table)
{
// Not a supported PDO feature
if ($this->db->db_debug)
@@ -80,11 +76,10 @@ class CI_DB_pdo_utility extends CI_DB_utility {
*
* Generates a platform-specific query so that a table can be repaired
*
- * @access private
* @param string the table name
- * @return object
+ * @return bool
*/
- function _repair_table($table)
+ public function _repair_table($table)
{
// Not a supported PDO feature
if ($this->db->db_debug)
@@ -99,11 +94,10 @@ class CI_DB_pdo_utility extends CI_DB_utility {
/**
* PDO Export
*
- * @access private
* @param array Preferences
* @return mixed
*/
- function _backup($params = array())
+ public function _backup($params = array())
{
// Currently unsupported
return $this->db->display_error('db_unsuported_feature');
diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php
index bb86c2296..102c79bb3 100644
--- a/system/database/drivers/sqlite/sqlite_driver.php
+++ b/system/database/drivers/sqlite/sqlite_driver.php
@@ -106,21 +106,6 @@ class CI_DB_sqlite_driver extends CI_DB {
// --------------------------------------------------------------------
/**
- * Reconnect
- *
- * Keep / reestablish the db connection if no queries have been
- * sent for a length of time exceeding the server's idle timeout
- *
- * @return void
- */
- public function reconnect()
- {
- // not implemented in SQLite
- }
-
- // --------------------------------------------------------------------
-
- /**
* Select the database
*
* @return resource
@@ -260,9 +245,9 @@ class CI_DB_sqlite_driver extends CI_DB {
// escape LIKE condition wildcards
if ($like === TRUE)
{
- $str = str_replace( array('%', '_', $this->_like_escape_chr),
- array($this->_like_escape_chr.'%', $this->_like_escape_chr.'_', $this->_like_escape_chr.$this->_like_escape_chr),
- $str);
+ return str_replace(array($this->_like_escape_chr, '%', '_'),
+ array($this->_like_escape_chr.$this->_like_escape_chr, $this->_like_escape_chr.'%', $this->_like_escape_chr.'_'),
+ $str);
}
return $str;
diff --git a/system/database/drivers/sqlsrv/sqlsrv_driver.php b/system/database/drivers/sqlsrv/sqlsrv_driver.php
index 2b9f82201..9f2f88699 100644
--- a/system/database/drivers/sqlsrv/sqlsrv_driver.php
+++ b/system/database/drivers/sqlsrv/sqlsrv_driver.php
@@ -101,21 +101,6 @@ class CI_DB_sqlsrv_driver extends CI_DB {
// --------------------------------------------------------------------
/**
- * Reconnect
- *
- * Keep / reestablish the db connection if no queries have been
- * sent for a length of time exceeding the server's idle timeout
- *
- * @return void
- */
- public function reconnect()
- {
- // not implemented in MSSQL
- }
-
- // --------------------------------------------------------------------
-
- /**
* Select the database
*
* @param string database name