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报错如下
Expression #1 of SELECT list is not in GROUP BY clause and contains
nonaggregated column ‘t.fix_code’ which is not functionally
dependent on columns in GROUP BY clause; this is incompatible with
sql_mode=only_full_group_by
问题出现的原因:
MySQL 5.7.5及以上功能依赖检测功能
打开navcat,
用sql查询:select @@global.sql_mode
查询出来的值为:
ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION
去掉ONLY_FULL_GROUP_BY
set @@global.sql_mode='STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION'
这种方法有个很大的弊端,在mysql重启之后,又还原了,最好就是在my.cnf中设置
[mysqld]
sql_mode='STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION'
lower_case_table_names=0
之后重启mysql 生效即可