How to splice the query results of two fields in mysql

Enterprise 2023-09-30 00:28:06 views: null

Example:

1.SELECT DISTINCT CONCAT(CORP_KEY,'_',CREATED_TIME) FROM corp_info

2.SELECT DISTINCT CONCAT_WS('_',birth_date,age) FROM personnel_info

3.SELECT DISTINCT GROUP_CONCAT(birth_date) FROM personnel_info

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Origin blog.csdn.net/m0_58823014/article/details/131080650

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