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USE   master  
GO
DECLARE   @dbname   sysname  
SET  @dbname='TEST' --Õâ¸öÊÇҪɾ³ýµÄÊý¾Ý¿â¿âÃû  
DECLARE @s  NVARCHAR(1000)  
DECLARE tb CURSOR local FOR  
SELECT s='KILL '+CAST(spid AS NVARCHAR)  
from master..sysprocesses    
WHERE dbid=DB_ID(@dbname)  
OPEN tb
FETCH next from tb INTO @s  
WHILE @@FETCH_STATUS=0  
BEGIN  
 EXEC(@s)  
 FETCH next from tb INTO @s  
END
CLOSE tb
DEALLOCATE tb
  
EXEC('DROP DATABASE ['+@dbname+']')  


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select * from information_schema.views
select * from information_schema.columns
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[[[server.][database].][schema_name].]object_name
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if exists (select * from sysdatabases where name='DT_name')   /*ÅжÏÊÇ·ñ´æÔÚ£¬ÊÇÔòɾ³ý*/
drop database DT_name
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--> Éú³É²âÊÔÊý¾Ý±í: [tb]
IF OBJECT_ID('[tb]') IS NOT NULL
    DROP TABLE [tb]
GO
CREATE TABLE [tb] ([a] [int],[b] [int],[c] [int])
INSERT INTO [tb]
SELECT '3','9','5' UNION ALL
SELECT '5','2','7' UNION ALL
SELECT '6','3','8'
--SELECT * from [tb]
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