protected $mInsertId = null;
protected $mLastResult = null;
protected $mAffectedRows = null;
protected $mInsertId = null;
protected $mLastResult = null;
protected $mAffectedRows = null;
if ( $this->mConn === false ) {
throw new DBConnectionError( $this, $this->lastError() );
if ( $this->mConn === false ) {
throw new DBConnectionError( $this, $this->lastError() );