原文:【理解】column must appear in the GROUP BY clause or be used in an aggregate function

column ms.xxx time must appear in the GROUP BY clause or be used in an aggregate function 有min , max , sum , avg 這些函數可以和group by 語句連在一起用。 TheSQL GROUP BYstatement is used along with the SQL aggregate ...

2018-11-06 17:55 0 5166 推薦指數:

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must appear in the GROUP BY clause or be used in an aggregate function

今天在分組統計的時候pgsql報錯 must appear in the GROUP BY clause or be used in an aggregate function,在mysql里面是可以的,但是pgsql報錯,我去stackoverflow查詢了一下,發現有人遇到過和我一樣的問題 ...

Fri Nov 09 19:47:00 CST 2018 0 8441
SELECT list is not in GROUP BY clause and contains nonaggregated column

報錯如下: 問題出現的原因: MySQL 5.7.5及以上功能依賴檢測功能。如果啟用了ONLY_FULL_GROUP_BY SQL模式(默認情況下),MySQL將拒絕選擇列表,HAVING條件或ORDER BY列表的查詢引用在GROUP BY子句中既未命名的非集合列,也不在功能上 ...

Tue Nov 27 22:16:00 CST 2018 0 19191
 
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