打开CMD命令 执行:sqlcmd/?
这是sqlcmd命令的一些帮助信息
通过上面可以知道怎么连数据库了
执行:sqlcmd -S 服务器地址 -d 数据库名称 -U 用户密码 -P 密码
以下是操作数据库的一下命令
0. 创建数据库
CREATE DATABASE DB001
1. 创建用户
CREATE LOGIN USER1
WITH PASSWORD = \'USER_PW\';
2. 修改数据的所有者
USE DB001
exec sp_changedbowner \'USER1\'
GO
3. 设置READ_COMMITTED_SNAPSHOT
ALTER DATABASE [DB001] SET READ_COMMITTED_SNAPSHOT ON
GO
4.修改字符集
ALTER DATABASE DB001 COLLATE SQL_Latin1_General_CP437_CS_AS
GO
5. 获取所有数据库名:
Select Name FROM Master..SysDatabases
6 . 获取所有表名:
select name from sysobjects where type=\'U\'
XType=\'U\':表示所有用户表;
XType=\'S\':表示所有系统表;
7. 获取所有字段名:
Select Name from SysColumns Where id=Object_Id(\'TableName\')
8. 查看与某一个表相关的视图、存储过程、函数
select a.* from sysobjects a, syscomments b where a.id = b.id and b.text like \'%TableName%\'
9. 查询某一个表的字段和数据类型
select column_name,data_type from information_schema.columns
where table_name = N\'TableName\'
10. 获取数据库文件路径
select ltrim(rtrim(filename)) from dbname ..sysfiles where charindex(\'MDF\',filename)>0
or
select ltrim(rtrim(filename)) from dbname ..sysfiles where charindex(\'LDF\',filename)>0
MSSQL2005_数据库备份语句
--完整备份 Backup Database NorthwindCS
To disk=\'G:\\Backup\\NorthwindCS_Full_20070908.bak\'
--差异备份 Backup Database NorthwindCS
To disk=\'G:\\Backup\\NorthwindCS_Diff_20070908.bak\'
With Differential
--日志备份,默认截断日志 Backup Log NorthwindCS
To disk=\'G:\\Backup\\NorthwindCS_Log_20070908.bak\'
--日志备份,不截断日志 Backup Log NorthwindCS
To disk=\'G:\\Backup\\NorthwindCS_Log_20070908.bak\'
With No_Truncate
--截断日志不保留 Backup Log NorthwindCS
With No_Log
--或者
Backup Log NorthwindCS
With Truncate_Only
--截断之后日志文件不会变小
--有必要可以进行收缩
--文件备份 Exec Sp_Helpdb NorthwindCS --查看数据文件
Backup Database NorthwindCS
File=\'NorthwindCS\' --数据文件的逻辑名
To disk=\'G:\\Backup\\NorthwindCS_File_20070908.bak\'
--文件组备份 Exec Sp_Helpdb NorthwindCS --查看数据文件
Backup Database NorthwindCS
FileGroup=\'Primary\' --数据文件的逻辑名
To disk=\'G:\\Backup\\NorthwindCS_FileGroup_20070908.bak\'
With init
--分割备份到多个目标
--恢复的时候不允许丢失任何一个目标 Backup Database NorthwindCS
To disk=\'G:\\Backup\\NorthwindCS_Full_1.bak\'
,disk=\'G:\\Backup\\NorthwindCS_Full_2.bak\'
--镜像备份
--每个目标都是相同的 Backup Database NorthwindCS
To disk=\'G:\\Backup\\NorthwindCS_Mirror_1.bak\'
Mirror
To disk=\'G:\\Backup\\NorthwindCS_Mirror_2.bak\'
With Format --第一次做镜像备份的时候格式化目标
--镜像备份到本地和远程 Backup Database NorthwindCS
To disk=\'G:\\Backup\\NorthwindCS_Mirror_1.bak\'
Mirror
To disk=\'\\\\192.168.1.200\\Backup\\NorthwindCS_Mirror_2.bak\'
With Format
--每天生成一个备份文件 Declare @Path Nvarchar(2000)
Set @Path =\'G:\\Backup\\NorthwindCS_Full_\'
+Convert(Nvarchar,Getdate(),112)+\'.bak\'
Backup Database NorthwindCS
To disk=@Path
--从NoRecovery或者
--Standby模式恢复数据库为可用 Restore Database NorthwindCS_Bak
With Recovery
--查看目标备份中的备份集 Restore HeaderOnly
From Disk =\'G:\\Backup\\NorthwindCS_Full_20070908.bak\'
--查看目标备份的第一个备份集的信息 Restore FileListOnly
From Disk =\'G:\\Backup\\NorthwindCS_Full_20070908_2.bak\'
With File=1
--查看目标备份的卷标 Restore LabelOnly
From Disk =\'G:\\Backup\\NorthwindCS_Full_20070908_2.bak\'
--备份设置密码保护备份 Backup Database NorthwindCS
To disk=\'G:\\Backup\\NorthwindCS_Full_20070908.bak\'
With Password = \'123\',init
Restore Database NorthwindCS
From disk=\'G:\\Backup\\NorthwindCS_Full_20070908.bak\'
With Password = \'123\'