mysql动态修改列内容

1 UPDATE test.MyT SET mark1 = (CASE WHEN content LIKE '%ce%' THEN 'c' ELSE NULL END),
2 mark2 = (CASE WHEN content LIKE '%d9999%' THEN 'd' ELSE mark2 END)

 

来源：https://www.cnblogs.com/xiaofan156/p/11795580.html