将表数据生成SQL脚本的存储过程

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 -- 判斷對象是否存在
begin
print ''The object not exists''
return
end
set @objectname=rtrim(object_name(@objectId))

if @objectname is null or charindex(@objectname,@tablename)=0 --此判断不严密
begin
print ''object not in current database''
return
end

if OBJECTPROPERTY(@objectId,''IsTable'') < > 1 -- 判斷對象是否是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不需处理，image,text,ntext,sql_variant 暂时不处理

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

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