mysql(5.7以上)查詢報錯:ORDER BY clause is not in GROUP BY..this is incompatible with sql_mode=only_full_group_by


執行mysql命令查詢時:
  select * from table_name
錯誤信息如:
  [Err] 1055 - 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 is incompatible with sql_mode=only_full_group_by
  mysql 5.7之后,查詢如下:
  select @@sql_mode;
  如果: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
默認設置了:
  sql_mode=only_full_group_by
  only_full_group_by:使用它就和oracle一樣的group規則,select的列都要在group中,或本身就是聚合列(sum,avg,max,min)才行,只要把它去掉即可。

處理方法:直接在Mysql配置文件中修改(沒有就增加)

sql_mode=STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION

 


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