diff options
Diffstat (limited to 'system/database/drivers/pdo')
8 files changed, 37 insertions, 71 deletions
diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index c6f84e0f9..c27607e55 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -126,7 +126,10 @@ class CI_DB_pdo_driver extends CI_DB { */ public function db_connect($persistent = FALSE) { - $this->options[PDO::ATTR_PERSISTENT] = $persistent; + if ($persistent === TRUE) + { + $this->options[PDO::ATTR_PERSISTENT] = TRUE; + } try { diff --git a/system/database/drivers/pdo/subdrivers/pdo_cubrid_forge.php b/system/database/drivers/pdo/subdrivers/pdo_cubrid_forge.php index 5f854061d..b5b95078e 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_cubrid_forge.php +++ b/system/database/drivers/pdo/subdrivers/pdo_cubrid_forge.php @@ -178,6 +178,9 @@ class CI_DB_pdo_cubrid_forge extends CI_DB_pdo_forge { $attributes['TYPE'] = 'INTEGER'; $attributes['UNSIGNED'] = FALSE; return; + case 'LONGTEXT': + $attributes['TYPE'] = 'STRING'; + return; default: return; } } diff --git a/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php b/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php index 84695ee9b..9a1cbcaf4 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php @@ -126,7 +126,12 @@ class CI_DB_pdo_dblib_driver extends CI_DB_pdo_driver { */ public function db_connect($persistent = FALSE) { - $this->conn_id = parent::db_connect($persistent); + if ($persistent === TRUE) + { + log_message('debug', "dblib driver doesn't support persistent connections"); + } + + $this->conn_id = parent::db_connect(FALSE); if ( ! is_object($this->conn_id)) { diff --git a/system/database/drivers/pdo/subdrivers/pdo_dblib_forge.php b/system/database/drivers/pdo/subdrivers/pdo_dblib_forge.php index d5dd9aad1..830200325 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_dblib_forge.php +++ b/system/database/drivers/pdo/subdrivers/pdo_dblib_forge.php @@ -111,6 +111,11 @@ class CI_DB_pdo_dblib_forge extends CI_DB_pdo_forge { */ protected function _attr_type(&$attributes) { + if (isset($attributes['CONSTRAINT']) && strpos($attributes['TYPE'], 'INT') !== FALSE) + { + unset($attributes['CONSTRAINT']); + } + switch (strtoupper($attributes['TYPE'])) { case 'MEDIUMINT': diff --git a/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php b/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php index 70f2bfd4e..38a5a8aff 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php @@ -218,6 +218,7 @@ class CI_DB_pdo_mysql_driver extends CI_DB_pdo_driver { if (FALSE !== $this->simple_query('USE '.$this->escape_identifiers($database))) { $this->database = $database; + $this->data_cache = array(); return TRUE; } diff --git a/system/database/drivers/pdo/subdrivers/pdo_oci_forge.php b/system/database/drivers/pdo/subdrivers/pdo_oci_forge.php index 94a52ffc8..705b1c711 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_oci_forge.php +++ b/system/database/drivers/pdo/subdrivers/pdo_oci_forge.php @@ -173,5 +173,4 @@ class CI_DB_pdo_oci_forge extends CI_DB_pdo_forge { default: return; } } - } diff --git a/system/database/drivers/pdo/subdrivers/pdo_odbc_driver.php b/system/database/drivers/pdo/subdrivers/pdo_odbc_driver.php index 333448838..82554ec80 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_odbc_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_odbc_driver.php @@ -161,6 +161,19 @@ class CI_DB_pdo_odbc_driver extends CI_DB_pdo_driver { // -------------------------------------------------------------------- /** + * Platform-dependant string escape + * + * @param string + * @return string + */ + protected function _escape_str($str) + { + $this->db->display_error('db_unsupported_feature'); + } + + // -------------------------------------------------------------------- + + /** * Determines if a query is a "write" type. * * @param string An SQL query string @@ -213,72 +226,4 @@ class CI_DB_pdo_odbc_driver extends CI_DB_pdo_driver { { return 'SELECT column_name FROM information_schema.columns WHERE table_name = '.$this->escape($table); } - - // -------------------------------------------------------------------- - - /** - * Update statement - * - * Generates a platform-specific update string from the supplied data - * - * @param string $table - * @param array $values - * @return string - */ - protected function _update($table, $values) - { - $this->qb_limit = FALSE; - $this->qb_orderby = array(); - return parent::_update($table, $values); - } - - // -------------------------------------------------------------------- - - /** - * Truncate statement - * - * Generates a platform-specific truncate string from the supplied data - * - * If the database does not support the TRUNCATE statement, - * then this method maps to 'DELETE FROM table' - * - * @param string $table - * @return string - */ - protected function _truncate($table) - { - return 'DELETE FROM '.$table; - } - - // -------------------------------------------------------------------- - - /** - * Delete statement - * - * Generates a platform-specific delete string from the supplied data - * - * @param string the table name - * @return string - */ - protected function _delete($table) - { - $this->qb_limit = FALSE; - return parent::_delete($table); - } - - // -------------------------------------------------------------------- - - /** - * LIMIT - * - * Generates a platform-specific LIMIT clause - * - * @param string $sql SQL Query - * @return string - */ - protected function _limit($sql) - { - return preg_replace('/(^\SELECT (DISTINCT)?)/i','\\1 TOP '.$this->qb_limit.' ', $sql); - } - } diff --git a/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_forge.php b/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_forge.php index 602f895f1..56bf87f3a 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_forge.php +++ b/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_forge.php @@ -111,6 +111,11 @@ class CI_DB_pdo_sqlsrv_forge extends CI_DB_pdo_forge { */ protected function _attr_type(&$attributes) { + if (isset($attributes['CONSTRAINT']) && strpos($attributes['TYPE'], 'INT') !== FALSE) + { + unset($attributes['CONSTRAINT']); + } + switch (strtoupper($attributes['TYPE'])) { case 'MEDIUMINT': |