将表数据生成Insert脚本 比较好用的生成插入语句的SQL脚本

复制代码 代码如下:

set ansi_nulls on

set quoted_identifier on

go

— =============================================

— author: 华岭

— create date: 2008-10-28

— description: 将表数据生成insert脚本

— demo : exec pcreateinsertscript ‘bexmcodetype’,’dictypeid = 61′

— =============================================

alter proc [dbo].pcreateinsertscript (@tablename varchar(256),@con nvarchar(400))

as

begin

set nocount on

declare @sqlstr varchar(4000)

declare @sqlstr1 varchar(4000)

declare @sqlstr2 varchar(4000)

select @sqlstr=’select ”insert ‘+@tablename

select @sqlstr1=”

select @sqlstr2='(‘

select @sqlstr1=’values (”+’

select @sqlstr1=@sqlstr1+col+’+”,”+’ ,@sqlstr2=@sqlstr2+name +’,’ from (select case

when a.xtype =173 then ‘case when ‘+a.name+’ is null then ”null” else ‘+’convert(varchar(‘+convert(varchar(4),a.length*2+2)+’),’+a.name +’)’+’ end’

when a.xtype =104 then ‘case when ‘+a.name+’ is null then ”null” else ‘+’convert(varchar(1),’+a.name +’)’+’ end’

when a.xtype =175 then ‘case when ‘+a.name+’ is null then ”null” else ‘+””””’+’+’replace(‘+a.name+’,””””,””””””)’ + ‘+””””’+’ end’

when a.xtype =61 then ‘case when ‘+a.name+’ is null then ”null” else ‘+””””’+’+’convert(varchar(23),’+a.name +’,121)’+ ‘+””””’+’ end’

when a.xtype =106 then ‘case when ‘+a.name+’ is null then ”null” else ‘+’convert(varchar(‘+convert(varchar(4),a.xprec+2)+’),’+a.name +’)’+’ end’

when a.xtype =62 then ‘case when ‘+a.name+’ is null then ”null” else ‘+’convert(varchar(23),’+a.name +’,2)’+’ end’

when a.xtype =56 then ‘case when ‘+a.name+’ is null then ”null” else ‘+’convert(varchar(11),’+a.name +’)’+’ end’

when a.xtype =60 then ‘case when ‘+a.name+’ is null then ”null” else ‘+’convert(varchar(22),’+a.name +’)’+’ end’

when a.xtype =239 then ‘case when ‘+a.name+’ is null then ”null” else ‘+””””’+’+’replace(‘+a.name+’,””””,””””””)’ + ‘+””””’+’ end’

when a.xtype =108 then ‘case when ‘+a.name+’ is null then ”null” else ‘+’convert(varchar(‘+convert(varchar(4),a.xprec+2)+’),’+a.name +’)’+’ end’

when a.xtype =231 then ‘case when ‘+a.name+’ is null then ”null” else ‘+””””’+’+’replace(‘+a.name+’,””””,””””””)’ + ‘+””””’+’ end’

when a.xtype =59 then ‘case when ‘+a.name+’ is null then ”null” else ‘+’convert(varchar(23),’+a.name +’,2)’+’ end’

when a.xtype =58 then ‘case when ‘+a.name+’ is null then ”null” else ‘+””””’+’+’convert(varchar(23),’+a.name +’,121)’+ ‘+””””’+’ end’

when a.xtype =52 then ‘case when ‘+a.name+’ is null then ”null” else ‘+’convert(varchar(12),’+a.name +’)’+’ end’

when a.xtype =122 then ‘case when ‘+a.name+’ is null then ”null” else ‘+’convert(varchar(22),’+a.name +’)’+’ end’

when a.xtype =127 then ‘case when ‘+a.name+’ is null then ”null” else ‘+’convert(varchar(6),’+a.name +’)’+’ end’

when a.xtype =48 then ‘case when ‘+a.name+’ is null then ”null” else ‘+’convert(varchar(6),’+a.name +’)’+’ end’

when a.xtype =165 then ‘case when ‘+a.name+’ is null then ”null” else ‘+’convert(varchar(‘+convert(varchar(4),a.length*2+2)+’),’+a.name +’)’+’ end’

when a.xtype =167 then ‘case when ‘+a.name+’ is null then ”null” else ‘+””””’+’+’replace(‘+a.name+’,””””,””””””)’ + ‘+””””’+’ end’

else ”’null”’

end as col,a.colid,a.name

from syscolumns a where a.id = object_id(@tablename)

and a.xtype <>189 and a.xtype <>34 and a.xtype <>35 and a.xtype <>36

)t order by colid

select @sqlstr=@sqlstr+left(@sqlstr2,len(@sqlstr2)-1)+’) ‘+left(@sqlstr1,len(@sqlstr1)-3)+’)” from ‘+@tablename + ‘ where 1=1 and ‘ + isnull(@con,”)

print @sqlstr

exec( @sqlstr)

set nocount off

end