sql;gutter:true;
SELECT * FROM workorder_role_skill
WHERE (roleCode, skillCode) IN (
SELECT roleCode,skillCode FROM workorder_role_skill
GROUP BY roleCode,skillCode
HAVING count(1) > 1
)
ORDER BY roleCode ASC,skillCode ASC
Original: https://www.cnblogs.com/austinspark-jessylu/p/16280629.html
Author: 爷的眼睛闪亮
Title: mysql 查询重复的记录
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