nonaggregated

mysql5.7报错： Expression #2 of SELECT list is not in GROUP BY clause and contains nonaggregated…

今天，公司新购买了云服务器，要部署测试环境，测试时发现开发环境没问题，但测试环境却报错了，打开日志分析错误原因 […]

MySQL5.7.27报错[Err] 1055 – Expression #1 of ORDER BY clause is not in GROUP BY clause and contains nonaggregated

mysql5.7.27在运行更新语句时出现如下情况，mysql5.6之前没有这种情况出现。 [Err] 105 […]