Sql
From Chaehyun
(Difference between revisions)
(→join) |
(→update) |
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= update = | = update = | ||
| - | * UPDATE TBL_MENU AS a SET CNT = (SELECT COUNT(*) FROM TBL_ORDER_DETAIL WHERE MN_IDX = a.MN_IDX | + | * UPDATE TBL_MENU AS a SET CNT = (SELECT COUNT(*) FROM TBL_ORDER_DETAIL WHERE MN_IDX = a.MN_IDX); |
Revision as of 05:58, 15 February 2013
join
- INSERT IGNORE INTO user_log (user_id, item_id, date_created, tag) SELECT a.id, b.code, b.date, 'like' FROM user_id a, review b WHERE a.author=b.author AND b.point >= 7;
update
- UPDATE TBL_MENU AS a SET CNT = (SELECT COUNT(*) FROM TBL_ORDER_DETAIL WHERE MN_IDX = a.MN_IDX);