sqlserver 存储过程分页

Posted 2021-02-14 wangdrama

USE [HK_ERP_Report]
GO
/****** Object:  StoredProcedure [dbo].[spPF_AppRpt_Tupu_CommonPage]    Script Date: 2019/4/4 12:00:23 ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
/*
DECLARE	@return_value int,
		@PageCount int,
		@TotalRecord int

EXEC	@return_value = [dbo].[spPF_AppRpt_Tupu_CommonPage]
		@TableName = N‘PF_Shopper‘,
		@ReFieldsStr = N‘*‘,
		@OrderString = N‘LastVisitTime asc‘,
		@PageSize = 10,
		@PageIndex = 1,
		@TotalRecord = @TotalRecord OUTPUT,
		@PageCount = @PageCount OUTPUT

SELECT	@TotalRecord as N‘@TotalRecord‘,@PageCount as N‘@PageCount‘

SELECT	‘Return Value‘ = @return_value

*/
ALTER PROCEDURE [dbo].[spPF_AppRpt_Tupu_CommonPage]
    @TableName VARCHAR(50),            --表名
    @ReFieldsStr VARCHAR(200) = ‘*‘,   --字段名(全部字段为*)
    @OrderString VARCHAR(200),         --排序字段(必须!支持多字段不用加order by)
    @WhereString VARCHAR(500) =N‘‘,  --条件语句(不用加where)
    @PageSize INT = 10,                     --每页多少条记录
    @PageIndex INT = 1 ,               --指定当前为第几页
	@PageCount INT = 0 OUTPUT ,			--总页数    
	@TotalRecord INT OUTPUT            --返回总记录数
AS
BEGIN
     --处理开始点和结束点
    DECLARE @StartRecord INT;
    DECLARE @EndRecord INT; 
    DECLARE @TotalCountSql NVARCHAR(500); 
    DECLARE @SqlString NVARCHAR(2000);    
    SET @StartRecord = (@PageIndex-1)*@PageSize + 1--起始记录
    SET @EndRecord = @StartRecord + @PageSize - 1 --结尾记录
    SET @TotalCountSql= N‘select @TotalRecord = count(*) from ‘ + @TableName;--总记录数语句
    SET @SqlString = N‘(select row_number() over (order by ‘+ @OrderString +‘) as rowId,‘[email protected]+‘ from ‘+ @TableName;--查询语句
    --
    IF (@WhereString! = ‘‘ or @WhereString!=null)
        BEGIN
            SET @[email protected] + ‘ where ‘+ @WhereString;
            SET @SqlString [email protected]+ ‘ where ‘+ @WhereString;            
        END
    --第一次执行得到
    EXEC sp_executesql @totalCountSql,N‘@TotalRecord int out‘,@TotalRecord OUTPUT;--返回总记录数
	SET @[email protected]/@pageSize+(CASE WHEN @TotalRecord%@pageSize>0 THEN 1 ELSE 0 END)

    ----执行主语句
    SET @SqlString =‘select * from ‘ + @SqlString + ‘) as t where rowId between ‘ + ltrim(str(@StartRecord)) + ‘ and ‘ +  ltrim(str(@EndRecord));
    Exec(@SqlString)    
END