MySQL,如何用一條sql來(lái)update兩張表?
表A,字段1表B,字段1如何一條sql更新兩張表?設(shè)置字段1=100,字段2=200update 表A,表B,set 表A.字段1......這樣嗎?
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隨機(jī)數(shù) - php mysql 帶查詢(xún)條件 獲取多條隨機(jī)記錄
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