SQLServer 分页存储过程（1）

来源：互联网发布：数据的标准化处理方法编辑：程序博客网时间：2024/05/18 14:27

/**
if exists (select * from sysobjects where name='page_sort')
drop proc page_sort
**/
create proc page_sort(
@Name nvarchar(100)='',     --表名,如 pinyin
@PageSize int,           --每页的记录数,默认为 10
@CurPage int=1,           --表示当前页 1
@KeyField nvarchar(100)='',     --关键字段名，默认为 ID,该字段要求是表中的索引或无重复和不为空的字段
@KeyAscDesc nvarchar(4)='', --关键字的升、降序，默认为升序 ASC , 降序为 DESC
@Fields nvarchar(500)='*',     --所选择的列名，默认为全选
@Condition nvarchar(3000)='',     --where 条件,默认为空
@Order nvarchar(200)=''     --排序条件,默认为空
) with encryption as
if @Name = ''
    begin
        raiserror('请指定表名！',11,1)
        return
    end
if @PageSize <=0 or @CurPage <0
    begin
        raiserror('当前页数和每页的记录数都必须大于零！',11,1)
        return
    end

if @KeyAscDesc = 'DESC'
set @KeyAscDesc = '<'
else
set @KeyAscDesc = '>'
if @Condition <> ''
set @Condition = ' where ' + @Condition
declare @SQL nvarchar(3000)
set @SQL = ''
if @CurPage = 1
    set @SQL = @SQL + 'SELECT Top ' + cast(@PageSize as nvarchar(20)) + ' ' + @Fields + ' FROM ' + @Name + @Condition + ' ' + @Order
else
    begin
declare @iTopNum int
set @iTopNum = @PageSize * (@CurPage - 1)
set @SQL = @SQL + 'declare @sLastValue nvarchar(100)' + char(13)
set @SQL = @SQL + 'SELECT Top ' + cast(@iTopNum as nvarchar(20)) + '@sLastValue=' + @KeyField + ' FROM ' + @Name + @Condition + ' ' + @Order + char(13)
declare @Condition2 nvarchar(3000)
if @Condition = ''
     set @Condition2 = ' where ' + @KeyField + @KeyAscDesc + '@sLastValue '
else
     set @Condition2 = ' and ' + @KeyField + @KeyAscDesc + '@sLastValue '
set @SQL = @SQL + 'SELECT Top ' + cast(@PageSize as nvarchar(20)) + ' ' + @Fields + ' FROM ' + @Name + @Condition + @Condition2 + @Order
    end
EXECUTE sp_executesql @SQL
go

调用：

exec page_sort 'venshop_sub',20,1,'sub_id','desc','*', 'sub_name=''zkarron''' ,'order by sub_date desc'