UPDATE newhouse_clicks SET clicks = CASE id WHEN 1 THEN 1000 WHEN 2 THEN 2000 WHEN 3 THEN 3000 ENDWHERE id IN (1,2,3)咱们详解一下这条sql语句的意思:更新newhouse_clicks数据表中的clicks字段,当id=1是设置值为1000,当id=2时设置值为2000,当id ......
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UPDATE newhouse_clicks SET clicks = CASE id WHEN 1 THEN 1000 WHEN 2 THEN 2000 WHEN 3 THEN 3000 ENDWHERE id IN (1,2,3)咱们详解一下这条sql语句的意思:更新newhouse_clicks数据表中的clicks字段,当id=1是设置值为1000,当id=2时设置值为2000,当id ......
本文摘自 :https://www.cnblogs.com/
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