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SELECT DISTINCT ‘use master;‘ + Char(10) + ‘GO‘ + Char(10)
+ ‘ALTER DATABASE [‘ + CONVERT(VARCHAR(500), Db_name(database_id)) + ‘] ‘
+ ‘SET SINGLE_USER WITH ROLLBACK IMMEDIATE‘
+ Char(10) + ‘use master;‘ + Char(10) + ‘GO‘
+ Char(10)
+ ‘EXEC master.dbo.sp_detach_db @dbname = N‘
+ ‘‘‘‘ + CONVERT(VARCHAR(500), Db_name(database_id)) + ‘‘‘‘
+ ‘;‘ + Char(10)
+ ‘GO‘ + Char(10)
FROM master.sys.master_files WHERE Db_name(database_id) NOT IN ( ‘master‘, ‘model‘, ‘msdb‘, ‘tempdb‘ )
这个脚本生成了需要分离数据库的脚本。在where子句中排除了四个系统数据库。
SELECT DISTINCT ‘use master;‘ + Char(10) + ‘GO‘ + Char(10)
+ ‘CREATE DATABASE [‘ + CONVERT(VARCHAR(500), Db_name(x.database_id)) + ‘]‘
+ ‘ ON ‘ + Char(10) + ‘( physical_name = N‘ + ‘‘‘‘
+ x.physical_name + ‘‘‘‘ + ‘),‘ + Char(10)
+ ‘( physical_name = N‘ + ‘‘‘‘ + y.physical_name + ‘‘‘‘ + ‘)‘
+ Char(10) + ‘ FOR ATTACH‘ + Char(10)
+ ‘GO‘ FROM master.sys.master_files x, master.sys.master_files y
WHERE Db_name(x.database_id) NOT IN ( ‘master‘, ‘model‘, ‘msdb‘, ‘tempdb‘ )
AND x.database_id = y.database_id AND x.physical_name LIKE ‘%mdf‘
AND y.physical_name LIKE ‘%ldf‘
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原文地址：http://www.cnblogs.com/wenBlog/p/5556471.html
