SCRIPT
BEGIN
  DECLARE TempCursor CURSOR FOR stmt;

  PREPARE stmt FROM 'SELECT * FROM Information.Tables WHERE Name = ?';

  OPEN TempCursor USING 'TmpJTOV';

  IF (ROWCOUNT(TempCursor) > 0) THEN
     EXECUTE IMMEDIATE 'DROP TABLE tmpJTOV';
  END IF;

  CLOSE TempCursor;

  EXECUTE IMMEDIATE 'CREATE TEMPORARY TABLE tmpJTOV AS
                    SELECT extract(month from Datum) AS maand, SUM(Bedrag) AS bedr
                    FROM MyTable WITH DATA';

END