SQLSTATE[42000]: Syntax error or access violation: 1055 Expression #1 of SELECT list is not in GROUP
原因分析 解决方案 打开配置文件my.cnf,添加sql_mode=""，然后:wq保存,重启mysql服务即可完美解决 如遇到找不到my.cnf文件，例如mysql8.0源码安 ...
原文：SQLSTATE[42000]: Syntax error or access violation: 1055 Expression #1 of SELECT list is not in GROUP BY
.原因： .解决： ...
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