sqlserver 数据库 里面有数据 怎么生成 插入语句 把里面的数据

drop proc proc_insert go create proc proc_insert (@tablename varchar(256)) 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 =127 then 'case when '+a.name+' is null then ''NULL'' else '+'convert(varchar(20),'+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),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.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),2)'+' end' ??????? when a.xtype =58? then 'case when '+a.name+' is null then ''NULL'' else '+'''''''''+'+'convert(varchar(23),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 =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.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 --? print @sqlstr ??????? exec( @sqlstr) ??????? set nocount off end go

（编辑：李大同）

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