mysql常用维护
1、系统管理 mysql -h主机地址 -u用户名 -p 连接MYSQL(在mysql/bin) mysqladmin -u用户名 -p旧密码 password新密码 修改密码(在mysql/bin) grant select[insert][,update][,delete] on 数据库.* to 用户名@localhost(%, 表示任何主机)identifiedby 密
1、系统管理
mysql -h主机地址 -u用户名 -p
连接MYSQL(在mysql/bin)
mysqladmin -u用户名 -p旧密码 password新密码
修改密码(在mysql/bin)
grant select[insert][,update][,delete] on 数据库.* to 用户名@localhost("%", 表示任何主机)identifiedby "密码"
增加用户
mysqldump –u root –p --opt数据库名>备份文件名
备份数据库(在mysql/bin)
select version()
查询版本号
select current_date
查询当前日期
show databases
显示数据库列表
show tables 显示库中的数据表
describe 表名 显示数据表的结构
use database 库名
使用的数据库
create database 库名
创建数据库
create table 表名
在数据库中创建表
备份MySQL数据库的命令
mysqldump -hhostname -uusername -ppassword databasename > backupfile.sql
同时备份多个MySQL数据库
mysqldump -hhostname -uusername -ppassword –databases databasename1 databasename2 databasename3 > multibackupfile.sql
直接将MySQL数据库压缩备份
mysqldump -hhostname -uusername -ppassword databasename | gzip > backupfile.sql.gz
还原MySQL数据库的命令
mysql -hhostname -uusername -ppassword databasename
还原压缩的MySQL数据库
gunzip
@echo off
"C:\Program Files\MySQL\MySQL Server 5.1\bin\mysqldump.exe" -uroot -plove2you bugfree2 > E:\backup\bugfree.sql
E:
cd E:\backup
rar a %date:~10,14%%date:~4,2%%date:~7,2%.rar bugfree.sql
rd /s /q E:\backup\*.sql
net use I: \\192.168.1.8\backup "w7!Lz0#A" /user:"xsunt_008"
move *.rar I:\bugfree
exit

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