SQL分页存储过程

SQL分页存储过程

create procedure [dbo].[UP_PagerData](@Tables varchar(400),@PrimaryKey varchar(100),--当是表联合时，加表名前缀.@Sort varchar(200),--需要完整的子句 order by ...@CurrentPage int=1,--页索引@PageSize smallint=20,--每页记录@Fields varchar(1000)='*',--不需要select@Filter varchar(1000)='',--不需要where@docount bit=0,--1只统计总数@lineCount varchar(20)='0' output)as/*过程名：通用存储过程分页使用示例:单表sql调用：exec sp_pagination_test 'tb_login','login_id','order by login_dt desc','1','50','*','login_ist=0 and long_3=0','0'多表sql调用：exec sp_pagination_test 'tb_login a,tb_code_province b','a.login_id',' order by a.login_dt desc',1,20,'*',' a.pro_id=b.pro_id and a.login_name like ''%%''','a.login_id,a.login_name,b.pro_name','a.login_id',0备注：外部程序调用不需要转义单引号原型结构：select top 20 select_list  from tablename  where z_id not in(select z_id from (select top 100 z_id from tablename order by order_by) temptable)      and ...  order by order_by*/declare @sql_str varchar(8000)declare @record_min intdeclare @new_where varchar(1000),@newin_where varchar(1000)if @Filter=''--重新为梳理，此过程时性能的考虑，因此不使用 where 1=1 再追加条件。beginselect @new_where=''select @newin_where=''endelsebeginselect @new_where=' and '+@Filterselect @newin_where=' where '+@Filterenddeclare @cTemp NVarChar(1000)CREATE TABLE #temp(linecount INT)set @cTemp = 'insert into #temp (linecount)  select count(*) from '+@Tables+@newin_whereexec (@cTemp)select @lineCount = linecount from #tempdrop table #tempif @docount=1select @sql_str='select count(*) from '+@Tables+@newin_whereelseif @CurrentPage=1if @Filter=''select @sql_str='select top '+convert(varchar,@PageSize)+ ' '+@Fields+' from '+@Tables+' '+@Sortelseselect @sql_str='select top '+convert(varchar,@PageSize)+ ' '+@Fields+' from '+@Tables+' where '+@Filter+' '+@Sortelsebeginselect @record_min=(@CurrentPage-1)*@PageSizeselect @sql_str='select top '+convert(varchar,@PageSize)+' '+@Fields+' from '+@Tables+' where '+@PrimaryKey+' not in (select '+stuff(@PrimaryKey,1,charindex('.',@PrimaryKey),'')select @sql_str=@sql_str+' from (select top '+convert(varchar,@record_min)+' '+@PrimaryKey+' from '+@Tables+@newin_where+' '+@Sort+') temptable0000)'select @sql_str=@sql_str+@new_where+' '+@Sortendprint @lineCountexec(@sql_str)

create PROCEDURE [dbo].[UP_PageData2005]( @TableName varchar(350),            --表名 @ReFieldsStr varchar(3000) = '*',   --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,                     --每页多少条记录 @PageIndex int = 1 ,               --指定当前为第几页 @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    set @EndRecord = @StartRecord + @PageSize - 1     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,'+@ReFieldsStr+' from '+ @TableName;--查询语句    --    IF (@WhereString! = '' or @WhereString!=null)        BEGIN            SET @TotalCountSql=@TotalCountSql + '  where '+ @WhereString;            SET @SqlString =@SqlString+ '  where '+ @WhereString;                    END    --第一次执行得到    --IF(@TotalRecord is null)    --   BEGIN           EXEC sp_executesql @totalCountSql,N'@TotalRecord int out',@TotalRecord output;--返回总记录数    --  END    ----执行主语句    set @SqlString ='select * from ' + @SqlString + ') as t where rowId between ' + ltrim(str(@StartRecord)) + ' and ' +  ltrim(str(@EndRecord));    print @SqlString    Exec(@SqlString)    END