• MySQL常用命令


    1.mysql各版本官网下载地址:https://downloads.mysql.com/archives/community/

    2.若安装时报错,“由于找不到MSVCR120.dll...”而无法继续安装,则双击vcredist_x64.exe安装后再安装;
      原下载地址为:https://www.microsoft.com/zh-CN/download/details.aspx?id=40784

    3.新建文件:my.ini

    4.常用命令:
      mysql Windows服务安装:mysqld install
      执行:mysqld --initialize
      mysql Windows服务自启动:
      初次进入mysql免密登录:在my.ini文件中port=3306的下一行加上skip-grant-tables,然后重启mysql服务(改完了密码记得注释掉这句)
      进入mysql:use mysql;
      给root用户设置新密码mysql:update user set authentication_string=password("新密码") where user="root";
      刷新数据库(尤其是改了root密码后一定要记得刷新):flush privileges;
      退出:quit;
      密码登录:mysql -hlocalhost -uroot -p
      查看sql日志开启状态:showvariables like ‘%log_output%’;
      开启sql日志:SET GLOBAL general_log = 'ON';
      开启远程访问:grant all privileges on *.* to root@'%' identified by "password";
      查看权限:select host,user,password from user;
      查询表记录条数:
        use information_schema;
        select table_name, table_rows from tables where TABLE_SCHEMA = "epis" order by table_rows desc;

  • 相关阅读:
    LeetCode: Tags-[Array], Difficulty-[Medium]
    J2SE 常用方法
    LeetCode: Tags-[Array], Difficulty-[Easy]
    Java Code Style 记录
    LintCode 1-30;
    Android在线程中发送GET和POST请求 在主线程更新UI
    Android中intent启动Activity中intent.setFlags()的作用
    源码备份 listview
    android数据库操作
    android 验证二
  • 原文地址:https://www.cnblogs.com/xyddm/p/12134105.html
Copyright © 2020-2023  润新知