mysql语法问题
程序员文章站
2022-05-13 22:09:34
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SELECT (`aaa`/`bbb`) AS cccFROM testWHERE ccc > 1
搜寻是没问题,但是加上WHERE条件会说[Err] 1054 - Unknown column 'ccc' in 'where clause',请问要怎么修正?
回复讨论(解决方案)
SELECT (`aaa`/`bbb`) AS cccFROM testWHERE `aaa`/`bbb` > 1或
SELECT (`aaa`/`bbb`) AS cccFROM testHAVING ccc > 1
注意:`aaa`/`bbb` 不会被重复计算