扩展性很好的一个分页存储过程分析
发布时间:2021-12-24 12:45:43 所属栏目:MsSql教程 来源:互联网
导读:这是经常用的一个分页存储过程 希望大家指点不足 复制代码 代码如下: USE [a6756475746] GO /****** Object: StoredProcedure [dbo].[tbl_order_SearchWhereAndPage] Script Date: 11/01/2011 09:37:39 ******/ SET ANSI_NULLS ON GO SET QUOTED_IDENTIFIER O
这是经常用的一个分页存储过程 希望大家指点不足 复制代码 代码如下: USE [a6756475746] GO /****** Object: StoredProcedure [dbo].[tbl_order_SearchWhereAndPage] Script Date: 11/01/2011 09:37:39 ******/ SET ANSI_NULLS ON GO SET QUOTED_IDENTIFIER ON GO ALTER PROCEDURE [dbo].[tbl_order_SearchWhereAndPage] @AllCount int OUTPUT, @PageIndex int, @PageSize int , @minDate datetime, @maxDate datetime AS begin DECLARE @PageLower int set @PageLower=@PageSize * @PageIndex DECLARE @PageUpper int set @PageUpper= @PageLower + @PageSize - 1 DECLARE @SearchSQL nvarchar(4000) set @SearchSQL='SELECT * ,( ROW_NUMBER() OVER (ORDER BY [ID] DESC) -1 ) AS RowNumber FROM tbl_order WHERE (1=1) ' DECLARE @SearchSQLCount nvarchar(4000) set @SearchSQLCount='SELECT @count=Count(*) FROM tbl_order WHERE (1=1) ' declare @Result [varchar](5000) set @Result='' if @minDate>convert(datetime,'1900-1-2') begin set @Result=@Result+' and oDeliveryDate >= '''+convert(varchar(20),@minDate)+'''' end if @maxDate > convert(datetime,'1900-1-2') begin set @Result=@Result+' and oDeliveryDate <= '''+convert(varchar(20),dateadd(dd,1,@maxDate))+'''' end set @SearchSQLCount=@SearchSQLCount+@Result set @SearchSQL=@SearchSQL+@Result SET @SearchSQL = 'WITH t AS (' + @SearchSQL +' ) SELECT * FROM t WHERE [RowNumber] BETWEEN '+ convert(varchar(50),@PageLower) +' AND '+ convert(varchar(50),@PageUpper) + ' ORDER BY RowNumber ' exec (@SearchSQL) exec sp_executesql @SearchSQLCount ,N'@count as int out' ,@AllCount out print @SearchSQL print @AllCount end exec (@Result) (编辑:ASP站长) 【免责声明】本站内容转载自互联网,其相关言论仅代表作者个人观点绝非权威,不代表本站立场。如您发现内容存在版权问题,请提交相关链接至邮箱:bqsm@foxmail.com,我们将及时予以处理。 |
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