public function affectedRows()
	{
		try {
			return $this->_statement->rowCount();
		} catch ( PDOException $e ) {
			throw new MW_DB_Exception( $e->getMessage(), $e->getCode(), $e->errorInfo );
		}
	}
public function affectedRows()
	{
		try {
			return $this->_statement->rowCount();
		} catch ( PDOException $e ) {
			throw new MW_DB_Exception( $e->getMessage(), $e->getCode(), $e->errorInfo );
		}
	}
public function affectedRows ( ) { try { return $ this -> _statement -> rowCount ( ) ; } catch ( PDOException $ e ) { throw new MW_DB_Exception ( $ e -> getMessage ( ) , $ e -> getCode ( ) , $ e -> errorInfo ) ; } }
Returns the number of rows affected by a INSERT, UPDATE or DELETE statement.

@return integer Number of touched records
@throws MW_DB_Exception if an error occured in the unterlying driver
Returns the number of rows affected by a INSERT UPDATE or DELETE statement .