将Sqlserver表数据导出成insert into语句

概述declare @tablename varchar(256) declare @sqlstr varchar(4000) declare @sqlstr1 varchar(4000) declare @sqlstr2 varchar(4000) --要导出数据的表 set @tablename='student' --从系统表里面查表结构,根据各列的类型形成sql插入语句 select @sql

declare @tablename varchar(256) declare @sqlstr varchar(4000) declare @sqlstr1 varchar(4000) declare @sqlstr2 varchar(4000)
--要导出数据的表
set @tablename='student'
--从系统表里面查表结构,根据各列的类型形成sql插入语句
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),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) --跟踪一下生成的语句. exec( @sqlstr)

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