Mysql 服务器管理程序 mysqladmin

mysqladmin [oprions] command

选项                                      说明

create db_name                                                                   创建一个新的数据库表

debug                                                                                      将 debug 信息写入错误信息日志中

drop db_name                                                                      删除指定数据库

flush-hosts                                                                              刷新缓存中所有信息 flush-logs                                                                                 刷新所有日志信息 flush-privilieges                                                                               重新载入授权表

flush-status                                                                             清除状态变量 flush-tables                                                                             刷新所有表 flush-threads                                                                                    刷新线程缓存

kill id,id…                                                                                 杀死指定的服务器线程

password new-password                                                    更改用户密码

ping                                                                                          检查服务器是否运行

processlist                                                                               显示正在运行的服务器线程列表

reload                                                                                      重新载入授权表

refresh                                                                                     刷新所有的表并且关闭打开的日志文件

shutdown                                                                                关闭服务器

start-slave                                                                              关闭从属服务器上启动同步

status                                                                                       短格式显示服务器信息

stop-slave                                                                               显示服务器上的同步

variables                                                                                 显示服务器系统变量和它们的值

version                                                                                     显示服务器的版本信息

--host=host_name,-h host_name                                     指定登录的 mysql 服务器

--user=user_name,-u user_name                                     指定登录的 mysql 服务器用户

--password[=password],-p[password]                              指定登录 mysql 服务器密码

#查看 mysq 服务器正在运行的线程列表

./mysqladmin –u root –p processlist

查看数据库

[root@Nagios-Server support-files]# mysql mysql> show databases;

+--------------------+

| Database                         |

+--------------------+

| information_schema |

| mysql                                |

| test                                  |

+--------------------+

3 rows in set (0.00 sec)
选择数据库 命令格式：use 数据库名称

创建数据库

命令格式：create   database  数据库名称

删除数据库

命令格式：drop database 数据库名称 数据库表结构 数据库中的数据都是以二维表的形式保存在不同的数据表中。