diff options
Diffstat (limited to 'system')
| -rw-r--r-- | system/database/drivers/mysql/mysql_result.php | 25 | ||||
| -rw-r--r-- | system/database/drivers/pdo/pdo_driver.php | 17 |
2 files changed, 35 insertions, 7 deletions
diff --git a/system/database/drivers/mysql/mysql_result.php b/system/database/drivers/mysql/mysql_result.php index b507f7960..a75cfad1f 100644 --- a/system/database/drivers/mysql/mysql_result.php +++ b/system/database/drivers/mysql/mysql_result.php @@ -38,15 +38,30 @@ class CI_DB_mysql_result extends CI_DB_result { /** + * Constructor + * + * @param object + * @return void + */ + public function __construct(&$driver_object) + { + parent::__construct($driver_object); + + // Required, due to mysql_data_seek() causing nightmares + // with empty result sets + $this->num_rows = @mysql_num_rows($this->result_id); + } + + // -------------------------------------------------------------------- + + /** * Number of rows in the result set * * @return int */ public function num_rows() { - return is_int($this->num_rows) - ? $this->num_rows - : $this->num_rows = @mysql_num_rows($this->result_id); + return $this->num_rows; } // -------------------------------------------------------------------- @@ -135,7 +150,9 @@ class CI_DB_mysql_result extends CI_DB_result { */ protected function _data_seek($n = 0) { - return @mysql_data_seek($this->result_id, $n); + return $this->num_rows + ? @mysql_data_seek($this->result_id, $n) + : FALSE; } // -------------------------------------------------------------------- diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index dcae1a591..26ad3831a 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -154,9 +154,20 @@ class CI_DB_pdo_driver extends CI_DB { */ public function version() { - return isset($this->data_cache['version']) - ? $this->data_cache['version'] - : $this->data_cache['version'] = $this->conn_id->getAttribute(PDO::ATTR_SERVER_VERSION); + if (isset($this->data_cache['version'])) + { + return $this->data_cache['version']; + } + + // Not all subdrivers support the getAttribute() method + try + { + return $this->data_cache['version'] = $this->conn_id->getAttribute(PDO::ATTR_SERVER_VERSION); + } + catch (PDOException $e) + { + return parent::version(); + } } // -------------------------------------------------------------------- |