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Architect_Programmer_Code Agriculture Network»Architect › Database & Database › Microsoft SQL Server › SQL Server 2000 creates 1024 tables in a loop
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[Source] SQL Server 2000 creates 1024 tables in a loop

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Posted on 2/9/2015 2:04:26 PM | | |
  1. declare @i int
  2. declare @j int
  3. declare @sql varchar(4000)
  4. declare @sqlsource_delete varchar(4000)
  5. declare @sqlsource_create varchar(4000)
  6. declare @sn varchar(10)

  8. set @sql = ''
  9. set @i=1
  10. set @sqlsource_delete = 'drop table [dbo].[Test_{SN}]'
  11. set @sqlsource_create = 'CREATE TABLE [dbo].[Test_{SN}] (
  12. [iid] [int] IDENTITY (1, 1) NOT NULL ,
  13. [headid] [int] NULL ,
  14. [istid] [nvarchar] (255) COLLATE Chinese_PRC_CI_AS NULL ,
  15. [istname] [nvarchar] (255) COLLATE Chinese_PRC_CI_AS NULL ,
  16. [isturl] [nvarchar] (255) COLLATE Chinese_PRC_CI_AS NULL ,
  17. [ititle] [nvarchar] (255) COLLATE Chinese_PRC_CI_AS NULL ,
  18. [icontents] [nvarchar] (255) COLLATE Chinese_PRC_CI_AS NULL ,
  19. [icontent] [ntext] COLLATE Chinese_PRC_CI_AS NULL ,
  20. [iurl] [ntext] COLLATE Chinese_PRC_CI_AS NULL ,
  21. [ipic] [ntext] COLLATE Chinese_PRC_CI_AS NULL ,
  22. [ipdate] [nvarchar] (50) COLLATE Chinese_PRC_CI_AS NULL ,
  23. [iedate] [nvarchar] (50) COLLATE Chinese_PRC_CI_AS NULL ,
  24. [icompname] [nvarchar] (50) COLLATE Chinese_PRC_CI_AS NULL ,
  25. [icompemail] [nvarchar] (255) COLLATE Chinese_PRC_CI_AS NULL ,
  26. [iphone] [nvarchar] (255) COLLATE Chinese_PRC_CI_AS NULL ,
  27. [ifax] [nvarchar] (100) COLLATE Chinese_PRC_CI_AS NULL ,
  28. [ishengf] [nvarchar] (50) COLLATE Chinese_PRC_CI_AS NULL ,
  29. [iaddress] [nvarchar] (255) COLLATE Chinese_PRC_CI_AS NULL ,
  30. [ilianxiren] [nvarchar] (50) COLLATE Chinese_PRC_CI_AS NULL ,
  31. [imobile] [nvarchar] (50) COLLATE Chinese_PRC_CI_AS NULL ,
  32. [isite] [nvarchar] (255) COLLATE Chinese_PRC_CI_AS NULL ,
  33. [isamecount] [int] NULL ,
  34. [imainid] [int] NULL ,
  35. [creationDate] [datetime] NOT NULL DEFAULT getdate() ,
  36. [lastModifiedDate] [datetime] NOT NULL DEFAULT getdate()
  37. CONSTRAINT [PK_Test_{SN}] PRIMARY KEY  CLUSTERED
  38. (
  39.   [iid]
  40. )  ON [PRIMARY]  
  41. ) ON [PRIMARY]'

  43. while @i<=1024
  44. begin
  45.     set @sn = cast(@i as varchar(10))
  46.     set @j=len(@sn)
  47.    
  48.     if exists (select * from dbo.sysobjects where id = object_id('[dbo].[Test_' + @sn + ']') and OBJECTPROPERTY(id, 'IsUserTable') = 1)
  49.     begin
  50.         set @sql = replace(@sqlsource_delete, '{SN}', @sn)
  51. --print @sql
  52.         execute(@sql)
  53.     end

  55.     set @sql = replace(@sqlsource_create, '{SN}', @sn)
  56.     --print @sql
  57.     execute(@sql)

  59.     set @i = @i + 1
  60. end
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