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mysql5.7 group by 的两个问题
一：SELECT list is not in GROUP BY clause and contains nonaggregated column ‘news.id' which is not functionally dependent on columns in GROUP BY clause; this is incompatible with sql_mode=only_full_grou...原创 2018-09-05 14:09:51 · 407 阅读 · 0 评论 -
golang mysql string 空值 golang mysql string lose
golang mysql string lose并不是string丢失了，而是你前面有NULL值，导致后面的值获取失败。 可以把可能为null的值设置为sql.NullInt64sql.NullBoolsql.NullStringsql.NullFloat64...原创 2018-09-29 00:25:45 · 1487 阅读 · 0 评论 -
MariaDB 10.3.15 初次安装 Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock'
Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock'重启下systemctl stop mariadb.service //关闭MariaDBsystemctl start mariadb.service //启动MariaDB再次登录mysql -u root -p...原创 2019-06-13 12:59:58 · 776 阅读 · 0 评论