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

本文转载自查看原文 2018-11-06 17:55 5166 database

column "ms.xxx_time" must appear in the GROUP BY clause or be used in an aggregate function

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有min(), max(), sum(), avg()这些函数可以和group by 语句连在一起用。

The SQL GROUP BY statement is used along with the SQL aggregate functions like SUM to provide means of grouping the result dataset by certain database table column(s).

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猜您在找 postgresql--column must appear in the group by clause or be used in an aggregate function must appear in the GROUP BY clause or be used in an aggregate function invalid in the select list because it is not contained in either an aggregate function or the GROUP BY clause SELECT list is not in GROUP BY clause and contains nonaggregated column MYSQL---Expression #1 of ORDER BY clause is not in GROUP BY clause and contains nonaggregated column ' Expression #1 of ORDER BY clause is not in GROUP BY clause and contains nonaggregated column 'infor Expression #1 of SELECT list is not in GROUP BY clause and contains nonaggregated column 'userinfo. MySQL： 1055 Expression #3 of SELECT list is not in GROUP BY clause and contains nonaggregated column Expression #1 of ORDER BY clause is not in GROUP BY clause and contains nonaggregated column 'information_schema.PROFILING.SEQ' which is not functionally dependent on columns in GROUP BY clause; this mysql 8.0下的SELECT list is not in GROUP BY clause and contains nonaggregated column

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