[42000][1140] In aggregated query without GROUP BY, expression #2 of SELECT list contains nonaggreg
项目报错error:expression#2ofSELECTlistcontainsnonaggregatedcolumn'newhelp.appr.title';thisisincompatiblewithsql_mode=only_full_group_by这是因为随着MySQL版本更新带来的问题,在MySQL5.7版本之后对groupby进行了优化。他默认启动改进之后的版本启动了ONLY_F