20
2012
05

[转载]mssql 生成‘批量Insert数据的sql语句’的存储过程

(含中文插入处理)

if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[spGenInsertSQLHan]') and OBJECTPROPERTY(id, N'IsProcedure') = 1)
drop procedure [dbo].[spGenInsertSQLHan]
GO

SET QUOTED_IDENTIFIER ON
GO
SET ANSI_NULLS ON
GO

CREATE  proc spGenInsertSQLHan (@tablename varchar(256))

as

begin

declare @sql varchar(8000)

declare @sqlValues varchar(8000)

set @sql =' ('

set @sqlValues = 'values (''+'

select @sqlValues = @sqlValues + cols + ' + '','' + ' ,@sql = @sql + '[' + name + '],'

 from

     (select case

               when xtype in (48,52,56,59,60,62,104,106,108,122,127)                               

                    then 'case when '+ name +' is null then ''NULL'' else ' + 'cast('+ name + ' as varchar)'+' end'

               when xtype in (58,61)

                    then 'case when '+ name +' is null then ''NULL'' else '+''''''''' + ' + 'cast('+ name +' as varchar)'+ '+'''''''''+' end'

              when xtype in (167)

                    then 'case when '+ name +' is null then ''NULL'' else '+''''''''' + ' + 'replace('+ name+','''''''','''''''''''')' + '+'''''''''+' end'

               when xtype in (231)

                    then 'case when '+ name +' is null then ''NULL'' else '+'''N'''''' + ' + 'replace('+ name+','''''''','''''''''''')' + '+'''''''''+' end'

               when xtype in (175)

                    then 'case when '+ name +' is null then ''NULL'' else '+''''''''' + ' + 'cast(replace('+ name+','''''''','''''''''''') as Char(' + cast(length as varchar) + '))+'''''''''+' end'

               when xtype in (239)

                    then 'case when '+ name +' is null then ''NULL'' else '+'''N'''''' + ' + 'cast(replace('+ name+','''''''','''''''''''') as Char(' + cast(length as varchar) + '))+'''''''''+' end'

               else '''NULL'''

             end as Cols,name

        from syscolumns 

       where id = object_id(@tablename)

     ) T

set @sql ='select ''INSERT INTO ['+ @tablename + ']' + left(@sql,len(@sql)-1)+') ' + left(@sqlValues,len(@sqlValues)-4) + ')'' from '+@tablename

--print @sql 

exec (@sql)

end
GO
SET QUOTED_IDENTIFIER OFF
GO
SET ANSI_NULLS ON
GO



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作者:真爱无限 出处:http://www.pukuimin.top 本文为博主原创文章版权归作者所有,欢迎转载,但未经作者同意必须保留此段声明,且在文章页面明显位置给出原文链接.
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