CREATE TRIGGER after_table_update
After_hsi.keyrecorddata202_UPDATE
FOR EACH ROW
BEGIN
    UPDATE hsi.keyrecorddata202
    SET kg563 = hsi.keyrecorddata202.kg275 * ['Price_List$'].Unitprice
    FROM hsi.keyrecorddata202
    INNER JOIN ['Price_List$'] ON hsi.keyrecorddata202.kg487 = ['Price_List$'].NO#
    WHERE kg568 = 'FOOD'
END;