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create PROCEDURE [dbo].[GetPageDataOutRowNumber](@tn nvarchar(30),--表名称@idn nvarchar(20),--表主键名称@pi int = 1,--当前页数 @ps int = 7,--每页大小 @wh nvarchar(255) = ‘‘,--wehre查询条件@oby nvarchar(255) = ‘‘,--orderby 排序@rc int output,--总行数(传出参数)@pc int output--总页数(传出参数))ASDECLARE @sql NVARCHAR(225)=‘‘,@sqlCount NVARCHAR(225)=‘‘--1.计算总行数和总页数SET @sqlCount = ‘SELECT @rc=COUNT([‘+@idn+‘]),@pc=CEILING((COUNT(‘+@idn+‘)+0.0)/‘+ CAST(@ps AS VARCHAR)+‘) FROM ‘ + @tnIF LEN(@wh)>1 set @sqlCount=@sqlCount+‘ WHERE ‘+@whprint @sqlCountEXEC SP_EXECUTESQL @sqlCount,N‘@rc INT OUTPUT,@pc INT OUTPUT‘,@rc OUTPUT,@pc OUTPUT--2.分页--2.1如果是第一页,则直接查询IF @pi = 1BEGIN SET @sql=‘SELECT TOP ‘+str(@ps) +‘ * FROM ‘+@tn IF LEN(@wh)>1 set @sql=@sql+‘ WHERE ‘+@wh IF LEN(@oby)>1 SET @sql=@sql+‘ order by ‘ +@obyEXEC(@sql)ENDELSE--2.2如果不是第一页,则拼接查询语句BEGIN SET NOCOUNT ON SET @sql=‘SELECT * FROM (select row_number() over(order by ‘ IF LEN(@oby)>1 set @sql=@sql + @oby+‘) as rowNum,* from ‘+@tn else set @sql=@sql + @idn+‘) as rowNum,* from ‘+@tn IF LEN(@wh)>1 set @sql=@sql+‘ where ‘+@wh set @sql=@sql+‘)as temp where rowNum>‘+str(@ps * (@pi-1))+‘ and rowNum<=‘+str(@ps*@pi) print @sql EXEC(@sql) SET NOCOUNT OFFEND--测试语句declare @rc int,@pc intexec [GetPageDataOutRowNumber] ‘Ams_Area‘,‘ar_id‘,2,5,‘‘,‘ ar_id desc‘,@rc output,@pc outputselect @rc,@pc标签:
原文地址:http://www.cnblogs.com/ChineseMoonGod/p/4663712.html