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authorMike Funk <mfunk@xulonpress.com>2012-03-06 21:19:07 +0100
committerMike Funk <mfunk@xulonpress.com>2012-03-06 21:19:07 +0100
commit8f7db7bf06ab3014f80fdb730df13b57d87c2196 (patch)
treea61142583e19002db610e3ef74f3a9f0eedbd8e0 /system/database/drivers/sqlsrv
parentc91a66cd7c770f8060cbe366491c1f4de9147da4 (diff)
parent738f53448fecd1a27c7f89965fbfc47b3bafdb9b (diff)
updated and merged user guide with develop branch.
Diffstat (limited to 'system/database/drivers/sqlsrv')
-rw-r--r--system/database/drivers/sqlsrv/sqlsrv_driver.php103
-rw-r--r--system/database/drivers/sqlsrv/sqlsrv_forge.php19
2 files changed, 67 insertions, 55 deletions
diff --git a/system/database/drivers/sqlsrv/sqlsrv_driver.php b/system/database/drivers/sqlsrv/sqlsrv_driver.php
index 6fd52ef70..5c90cb4f2 100644
--- a/system/database/drivers/sqlsrv/sqlsrv_driver.php
+++ b/system/database/drivers/sqlsrv/sqlsrv_driver.php
@@ -122,28 +122,23 @@ class CI_DB_sqlsrv_driver extends CI_DB {
/**
* Select the database
*
- * @access private called by the base class
- * @return resource
+ * @param string database name
+ * @return bool
*/
- function db_select()
+ public function db_select($database = '')
{
- return $this->_execute('USE ' . $this->database);
- }
+ if ($database === '')
+ {
+ $database = $this->database;
+ }
- // --------------------------------------------------------------------
+ if ($this->_execute('USE '.$database))
+ {
+ $this->database = $database;
+ return TRUE;
+ }
- /**
- * Set client character set
- *
- * @access public
- * @param string
- * @param string
- * @return resource
- */
- function db_set_charset($charset, $collation)
- {
- // @todo - add support if needed
- return TRUE;
+ return FALSE;
}
// --------------------------------------------------------------------
@@ -322,15 +317,23 @@ class CI_DB_sqlsrv_driver extends CI_DB {
// --------------------------------------------------------------------
/**
- * Version number query string
- *
- * @access public
- * @return string
- */
- function _version()
+ * Database version number
+ *
+ * @return string
+ */
+ public function version()
{
- $info = sqlsrv_server_info($this->conn_id);
- return sprintf("select '%s' as ver", $info['SQLServerVersion']);
+ if (isset($this->data_cache['version']))
+ {
+ return $this->data_cache['version'];
+ }
+
+ if (($info = sqlsrv_server_info($this->conn_id)) === FALSE)
+ {
+ return FALSE;
+ }
+
+ return $this->data_cache['version'] = $info['SQLServerVersion'];
}
// --------------------------------------------------------------------
@@ -411,29 +414,39 @@ class CI_DB_sqlsrv_driver extends CI_DB {
// --------------------------------------------------------------------
/**
- * The error message string
+ * Error
*
- * @access private
- * @return string
+ * Returns an array containing code and message of the last
+ * database error that has occured.
+ *
+ * @return array
*/
- function _error_message()
+ public function error()
{
- $error = array_shift(sqlsrv_errors());
- return !empty($error['message']) ? $error['message'] : null;
- }
+ $error = array('code' => '00000', 'message' => '');
+ $sqlsrv_errors = sqlsrv_errors(SQLSRV_ERR_ERRORS);
- // --------------------------------------------------------------------
+ if ( ! is_array($sqlsrv_errors))
+ {
+ return $error;
+ }
- /**
- * The error message number
- *
- * @access private
- * @return integer
- */
- function _error_number()
- {
- $error = array_shift(sqlsrv_errors());
- return isset($error['SQLSTATE']) ? $error['SQLSTATE'] : null;
+ $sqlsrv_error = array_shift($sqlsrv_errors);
+ if (isset($sqlsrv_error['SQLSTATE']))
+ {
+ $error['code'] = isset($sqlsrv_error['code']) ? $sqlsrv_error['SQLSTATE'].'/'.$sqlsrv_error['code'] : $sqlsrv_error['SQLSTATE'];
+ }
+ elseif (isset($sqlsrv_error['code']))
+ {
+ $error['code'] = $sqlsrv_error['code'];
+ }
+
+ if (isset($sqlsrv_error['message']))
+ {
+ $error['message'] = $sqlsrv_error['message'];
+ }
+
+ return $error;
}
// --------------------------------------------------------------------
@@ -608,4 +621,4 @@ class CI_DB_sqlsrv_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/sqlsrv/sqlsrv_forge.php b/system/database/drivers/sqlsrv/sqlsrv_forge.php
index 2a7766927..152192241 100644
--- a/system/database/drivers/sqlsrv/sqlsrv_forge.php
+++ b/system/database/drivers/sqlsrv/sqlsrv_forge.php
@@ -113,7 +113,7 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge {
{
$attributes = array_change_key_case($attributes, CASE_UPPER);
- $sql .= "\n\t".$this->db->_protect_identifiers($field);
+ $sql .= "\n\t".$this->db->protect_identifiers($field);
$sql .= ' '.$attributes['TYPE'];
@@ -156,7 +156,7 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge {
if (count($primary_keys) > 0)
{
- $primary_keys = $this->db->_protect_identifiers($primary_keys);
+ $primary_keys = $this->db->protect_identifiers($primary_keys);
$sql .= ",\n\tPRIMARY KEY (" . implode(', ', $primary_keys) . ")";
}
@@ -166,11 +166,11 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge {
{
if (is_array($key))
{
- $key = $this->db->_protect_identifiers($key);
+ $key = $this->db->protect_identifiers($key);
}
else
{
- $key = array($this->db->_protect_identifiers($key));
+ $key = array($this->db->protect_identifiers($key));
}
$sql .= ",\n\tFOREIGN KEY (" . implode(', ', $key) . ")";
@@ -202,7 +202,7 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge {
*/
function _alter_table($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);
+ $sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '.$this->db->protect_identifiers($column_name);
// DROP has everything it needs now.
if ($alter_type == 'DROP')
@@ -228,7 +228,7 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge {
if ($after_field != '')
{
- $sql .= ' AFTER ' . $this->db->_protect_identifiers($after_field);
+ return $sql.' AFTER '.$this->db->protect_identifiers($after_field);
}
return $sql;
@@ -250,11 +250,10 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge {
function _rename_table($table_name, $new_table_name)
{
// I think this syntax will work, but can find little documentation on renaming tables in MSSQL
- $sql = 'ALTER TABLE '.$this->db->_protect_identifiers($table_name)." RENAME TO ".$this->db->_protect_identifiers($new_table_name);
- return $sql;
+ return 'ALTER TABLE '.$this->db->protect_identifiers($table_name).' RENAME TO '.$this->db->protect_identifiers($new_table_name);
}
}
-/* End of file mssql_forge.php */
-/* Location: ./system/database/drivers/mssql/mssql_forge.php */ \ No newline at end of file
+/* End of file sqlsrv_forge.php */
+/* Location: ./system/database/drivers/sqlsrv/sqlsrv_forge.php */