用一张表数据去update另一张表数据
### !!! 注意此操作比较危险,没有where条件,谨慎操作 !!! #用表fei_002中course_01取更新表fei_001中course_01 UPDATE `fei_001` AS a INNER JOIN `fei_002` AS b ON a.num = b.num SET a.`course_01` = b.course_01
posted on 2023-01-28 11:57 大飞_dafei 阅读(42) 评论(0) 编辑 收藏 举报
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