本文實例講述了MSSQL分頁存儲過程。分享給大家供大家參考,具體如下:
USE [DB_Common] GO /****** 對象: StoredProcedure [dbo].[Com_Pagination] 腳本日期: 03/09/2012 23:46:20 ******/ SET ANSI_NULLS ON GO SET QUOTED_IDENTIFIER ON GO /************************************************************ * *Sql分頁存儲過程(支持多表分頁存儲) * *調用實例: EXEC Com_Pagination 100, --總記錄數 0, --總頁數 -- 'Person',--查詢的表名 ' Person p LEFT JOIN TE a ON a.PID=p.Id ', --查詢的表名(這裡為多表) 'a.*', --查詢數據列 'p.ID', --排列字段 'p.ID', --分組字段 2, --每頁記錄數 1, --當前頁數 0, --是否使用分組,否是 ' a.pid=2'--查詢條件 ************************************************************/ CREATE PROCEDURE [dbo].[Com_Pagination] @TotalCount INT OUTPUT, --總記錄數 @TotalPage INT OUTPUT, --總頁數 @Table NVARCHAR(1000), --查詢的表名(可多表,例如:Person p LEFT JOIN TE a ON a.PID=p.Id ) @Column NVARCHAR(1000), --查詢的字段,可多列或者為* @OrderColumn NVARCHAR(100), --排序字段 @GroupColumn NVARCHAR(150), --分組字段 @PageSize INT, --每頁記錄數 @CurrentPage INT, --當前頁數 @Group TINYINT, --是否使用分組,否是 @Condition NVARCHAR(4000) --查詢條件(注意:若這時候為多表查詢,這裡也可以跟條件,例如:a.pid=2) AS DECLARE @PageCount INT, --總頁數 @strSql NVARCHAR(4000), --主查詢語句 @strTemp NVARCHAR(2000), --臨時變量 @strCount NVARCHAR(1000), --統計語句 @strOrderType NVARCHAR(1000) --排序語句 BEGIN SET @PageCount = @PageSize * (@CurrentPage -1) SET @strOrderType = ' ORDER BY ' + @OrderColumn + ' ' IF @Condition != '' BEGIN IF @CurrentPage = 1 BEGIN IF @GROUP = 1 BEGIN SET @strCount = 'SELECT @TotalCount=COUNT(*) FROM ' + @Table + ' WHERE ' + @Condition + ' GROUP BY ' + @GroupColumn SET @strCount = @strCount + ' SET @TotalCount=@@ROWCOUNT' SET @strSql = 'SELECT TOP ' + STR(@PageSize) + ' ' + @Column + ' FROM ' + @Table + ' WHERE ' + @Condition + ' GROUP BY ' + @GroupColumn + ' ' + @strOrderType END ELSE BEGIN SET @strCount = 'SELECT @TotalCount=COUNT(*) FROM ' + @Table + ' WHERE ' + @Condition SET @strSql = 'SELECT TOP ' + STR(@PageSize) + ' ' + @Column + ' FROM ' + @Table + ' WHERE ' + @Condition + ' ' + @strOrderType END END ELSE BEGIN IF @GROUP = 1 BEGIN SET @strCount = 'SELECT @TotalCount=COUNT(*) FROM ' + @Table + ' WHERE ' + @Condition + ' GROUP BY ' + @GroupColumn SET @strCount = @strCount + ' SET @TotalCount=@@ROWCOUNT' SET @strSql = 'SELECT * FROM (SELECT TOP (2000) ' + @Column + ',ROW_NUMBER() OVER(' + @strOrderType + ') AS NUM FROM ' + @Table + ' WHERE ' + @Condition + ' GROUP BY ' + @GroupColumn + ') AS T WHERE NUM BETWEEN ' + STR(@PageCount + 1) + ' AND ' + STR(@PageCount + @PageSize) END ELSE BEGIN SET @strCount = 'SELECT @TotalCount=COUNT(*) FROM ' + @Table + ' WHERE ' + @Condition SET @strSql = 'SELECT * FROM (SELECT TOP (2000) ' + @Column + ',ROW_NUMBER() OVER(' + @strOrderType + ') AS NUM FROM ' + @Table + ' WHERE ' + @Condition + ') AS T WHERE NUM BETWEEN ' + STR(@PageCount + 1) + ' AND ' + STR(@PageCount + @PageSize) END END END ELSE --沒有查詢條件 BEGIN IF @CurrentPage = 1 BEGIN IF @GROUP = 1 BEGIN SET @strCount = 'SELECT @TotalCount=COUNT(*) FROM ' + @Table + ' GROUP BY ' + @GroupColumn SET @strCount = @strCount + 'SET @TotalCount=@@ROWCOUNT' SET @strSql = 'SELECT TOP ' + STR(@PageSize) + ' ' + @Column + ' FROM ' + @Table + ' GROUP BY ' + @GroupColumn + ' ' + @strOrderType END ELSE BEGIN SET @strCount = 'SELECT @TotalCount=COUNT(*) FROM ' + @Table SET @strSql = 'SELECT TOP ' + STR(@PageSize) + ' ' + @Column + ' FROM ' + @Table + ' ' + @strOrderType END END ELSE BEGIN IF @GROUP = 1 BEGIN SET @strCount = 'SELECT @TotalCount=COUNT(*) FROM ' + @Table + ' GROUP BY ' + @GroupColumn SET @strCount = @strCount + 'SET @TotalCount=@@ROWCOUNT' SET @strSql = 'SELECT * FROM (SELECT TOP (2000) ' + @Column + ',ROW_NUMBER() OVER(' + @strOrderType + ') AS NUM FROM ' + @Table + ' GROUP BY ' + @GroupColumn + ') AS T WHERE NUM BETWEEN ' + STR(@PageCount + 1) + ' AND ' + STR(@PageCount + @PageSize) END ELSE BEGIN SET @strCount = 'SELECT @TotalCount=COUNT(*) FROM ' + @Table SET @strSql = 'SELECT * FROM (SELECT TOP (2000) ' + @Column + ',ROW_NUMBER() OVER(' + @strOrderType + ') AS NUM FROM ' + @Table + ') AS T WHERE NUM BETWEEN ' + STR(@PageCount + 1) + ' AND ' + STR(@PageCount + @PageSize) END END END EXEC sp_executesql @strCount, N'@TotalCount INT OUTPUT', @TotalCount OUTPUT IF @TotalCount > 2000 BEGIN SET @TotalCount = 2000 END IF @TotalCount%@PageSize = 0 BEGIN SET @TotalPage = @TotalCount / @PageSize END ELSE BEGIN SET @TotalPage = @TotalCount / @PageSize + 1 END SET NOCOUNT ON EXEC (@strSql) END SET NOCOUNT OFF /**調用實例: EXEC Com_Pagination 100, --總記錄數 0, --總頁數 -- 'Person',--查詢的表名 ' Person p LEFT JOIN TE a ON a.PID=p.Id ', --查詢的表名(這裡為多表) 'a.*', --查詢數據列 'p.ID', --排列字段 'p.ID', --分組字段 2, --每頁記錄數 1, --當前頁數 0, --是否使用分組,否是 ' a.pid=2'--查詢條件 SELECT a.* FROM Person p LEFT JOIN TE a ON a.PID = p.Id WHERE a.pid = 2 **/
希望本文所述對大家SQL Server數據庫程序設計有所幫助。