將表資料生成SQL指令碼的儲存過程和工具

iSQlServer發表於2009-02-23
將表資料生成SQL指令碼的儲存過程示例:

CREATE PROCEDURE dbo.UspOutputData   @tablename sysname

AS

declare @column varchar(1000)

declare @columndata varchar(1000)

declare @sql varchar(4000)

declare @xtype tinyint

declare @name sysname

declare @objectId int

declare @objectname sysname

declare @ident int

set nocount on

set @objectId=object_id(@tablename)

if @objectId is null -- 判斷物件是否存在

begin

print 'The object not exists'

return

end

set @objectname=rtrim(object_name(@objectId))

if @objectname is null or charindex(@objectname,@tablename)=0 --此判斷不嚴密

begin

print 'object not in current database'

return

end

  

if OBJECTPROPERTY(@objectId,'IsTable') < > 1 -- 判斷物件是否是table

begin

print 'The object is not table'

return

end

  

select @ident=status&0x80 from syscolumns where id=@objectid and status&0x80=0x80

  

if @ident is not null

print 'SET IDENTITY_INSERT '+@TableName+' ON'

  

declare syscolumns_cursor cursor

  

for select c.name,c.xtype from syscolumns c where c.id=@objectid order by c.colid

  

open syscolumns_cursor

set @column=''

set @columndata=''

fetch next from syscolumns_cursor into @name,@xtype

while @@fetch_status < >-1

begin

if @@fetch_status < >-2

begin

if @xtype not in(189,34,35,99,98) --timestamp不需處理,image,text,ntext,sql_variant 暫時不處理  

begin

set @column=@column+case when len(@column)=0 then'' else ','end+@name

set @columndata=@columndata+case when len(@columndata)=0 then '' else ','','','

end  

+case when @xtype in(167,175) then '''''''''+'+@name+'+''''''''' --varchar,char

when @xtype in(231,239) then '''N''''''+'+@name+'+''''''''' --nvarchar,nchar

when @xtype=61 then '''''''''+convert(char(23),'+@name+',121)+''''''''' --datetime

when @xtype=58 then '''''''''+convert(char(16),'+@name+',120)+''''''''' --smalldatetime

when @xtype=36 then '''''''''+convert(char(36),'+@name+')+''''''''' --uniqueidentifier

else @name end  

end  

end  

fetch next from syscolumns_cursor into @name,@xtype  

end  

close syscolumns_cursor

deallocate syscolumns_cursor

set @sql='set nocount on select ''insert '+@tablename+'('+@column+') values(''as ''--'','+@columndata+','')'' from '+@tablename  

print '--'+@sql

exec(@sql)  

if @ident is not null

print 'SET IDENTITY_INSERT '+@TableName+' OFF'

GO

exec UspOutputData 你的表名

工具介紹:

1 InstallShield自帶一個把SQL資料庫的結構和資料匯出為指令碼的功能,很好用,如果剛好要做打包,建議用這個,因為安裝檔案比較大,如果不是做打包不建議用。

2 SqlInsert是一個專門匯出資料為指令碼的小工具,速度沒IS的快,但是一樣好用。

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