sqlserver附加数据语句：
EXEC sp_attach_db @dbname = N'AdventureWorks',
@filename1 = N'C:\Program Files\Microsoft SQL Server\MSSQL10.MSSQLSERVER\MSSQL\Data\AdventureWorks_Data.mdf',
@filename2 = N'C:\Program Files\Microsoft SQL Server\MSSQL10.MSSQLSERVER\MSSQL\Data\AdventureWorks_
启用sa账户
ALTER LOGIN sa ENABLE
