Mysql three TRIGGERs to single trigger

Mysql three TRIGGERs to single trigger

pMy Mysql Table doesn't support create multiple triggers . but i have 3
triggers for three update queries, how can i run these triggers using
single trigger,/p pthanks/p precode CREATE TRIGGER `update_yeild2` BEFORE
UPDATE ON `today_plan` FOR EACH ROW SET NEW.yeild = COALESCE((SELECT
kiln_master.yeild FROM kiln_master WHERE NEW.itemno = kiln_master.item AND
NEW.pattern = kiln_master.pattern LIMIT 1), 0) CREATE TRIGGER
`update_yeild1` BEFORE UPDATE ON `today_plan` FOR EACH ROW SET NEW.temp =
COALESCE((SELECT kiln_master.temp FROM kiln_master WHERE NEW.itemno =
kiln_master.item AND NEW.pattern = kiln_master.pattern LIMIT 1), 0) CREATE
TRIGGER `update_yeild0` BEFORE UPDATE ON `today_plan` FOR EACH ROW SET
NEW.kiln = COALESCE((SELECT kiln_master.kiln FROM kiln_master WHERE
NEW.itemno = kiln_master.item AND NEW.pattern = kiln_master.pattern LIMIT
1), 0) /code/pre