zoukankan      html  css  js  c++  java
  • 分页存储过程UP_GetRecordByPageOrder和UP_GetRecordByPage

    ------------------------------------
    --用途:支持任意排序的分页存储过程
    --说明:
    ------------------------------------
    CREATE PROCEDURE [dbo].[UP_GetRecordByPageOrder]

    @tblName varchar(255), -- 表名
    @fldName varchar(255), -- 显示字段名
    @OrderfldName varchar(255), -- 排序字段名
    @StatfldName varchar(255), -- 统计字段名
    @PageSize int = 10, -- 页尺寸
    @PageIndex int = 1, -- 页码
    @IsReCount bit = 0, -- 返回记录总数, 非 0 值则返回
    @OrderType bit = 0, -- 设置排序类型, 非 0 值则降序
    @strWhere varchar(1000) = '' -- 查询条件 (注意: 不要加 where)
    AS
    declare @strSQL varchar(6000) -- 主语句
    declare @strTmp varchar(100) -- 临时变量(查询条件过长时可能会出错,可修改100为1000)
    declare @strOrder varchar(400) -- 排序类型
    if @OrderType != 0
    begin
    set @strTmp = '<(select min'
    set @strOrder = ' order by [' + @OrderfldName +'] desc'
    end
    else
    begin
    set @strTmp = '>(select max'
    set @strOrder = ' order by [' + @OrderfldName +'] asc'
    end
    set @strSQL = 'select top ' + str(@PageSize) + ' ' + @fldName + ' from ['
    + @tblName + '] where [' + @OrderfldName + ']' + @strTmp + '(['
    + @OrderfldName + ']) from (select top ' + str((@PageIndex-1)*@PageSize) + ' ['
    + @OrderfldName + '] from [' + @tblName + ']' + @strOrder + ') as tblTmp)'
    + @strOrder
    if @strWhere != ''
    set @strSQL = 'select top ' + str(@PageSize) + ' ' + @fldName + ' from ['
    + @tblName + '] where [' + @OrderfldName + ']' + @strTmp + '(['
    + @OrderfldName + ']) from (select top ' + str((@PageIndex-1)*@PageSize) + ' ['
    + @OrderfldName + '] from [' + @tblName + '] where ' + @strWhere + ' '
    + @strOrder + ') as tblTmp) and ' + @strWhere + ' ' + @strOrder
    if @PageIndex = 1
    begin
    set @strTmp = ''
    if @strWhere != ''
    set @strTmp = ' where ' + @strWhere
    set @strSQL = 'select top ' + str(@PageSize) + ' ' + @fldName + ' from ['
    + @tblName + ']' + @strTmp + ' ' + @strOrder
    end

    if @IsReCount != 0
    set @strSQL = @strSQL+' select count(1) as Total from [' + @tblName + ']'
    if @strWhere!=''
    set @strSQL = @strSQL+' where ' + @strWhere
    exec (@strSQL)


    2,
    ------------------------------------
    --用途:分页存储过程(对有主键的表效率极高)
    --说明:
    ------------------------------------
    CREATE PROCEDURE [dbo].[UP_GetRecordByPage]
    @tblName varchar(255), -- 表名
    @fldName varchar(255), -- 主键字段名
    @PageSize int = 10, -- 页尺寸
    @PageIndex int = 1, -- 页码
    @IsReCount bit = 0, -- 返回记录总数, 非 0 值则返回
    @OrderType bit = 0, -- 设置排序类型, 非 0 值则降序
    @strWhere varchar(1000) = '' -- 查询条件 (注意: 不要加 where)
    AS
    declare @strSQL varchar(6000) -- 主语句
    declare @strTmp varchar(100) -- 临时变量(查询条件过长时可能会出错,可修改100为1000)
    declare @strOrder varchar(400) -- 排序类型
    if @OrderType != 0
    begin
    set @strTmp = '<(select min'
    set @strOrder = ' order by [' + @fldName +'] desc'
    end
    else
    begin
    set @strTmp = '>(select max'
    set @strOrder = ' order by [' + @fldName +'] asc'
    end
    set @strSQL = 'select top ' + str(@PageSize) + ' * from ['
    + @tblName + '] where [' + @fldName + ']' + @strTmp + '(['
    + @fldName + ']) from (select top ' + str((@PageIndex-1)*@PageSize) + ' ['
    + @fldName + '] from [' + @tblName + ']' + @strOrder + ') as tblTmp)'
    + @strOrder
    if @strWhere != ''
    set @strSQL = 'select top ' + str(@PageSize) + ' * from ['
    + @tblName + '] where [' + @fldName + ']' + @strTmp + '(['
    + @fldName + ']) from (select top ' + str((@PageIndex-1)*@PageSize) + ' ['
    + @fldName + '] from [' + @tblName + '] where ' + @strWhere + ' '
    + @strOrder + ') as tblTmp) and ' + @strWhere + ' ' + @strOrder
    if @PageIndex = 1
    begin
    set @strTmp =''
    if @strWhere != ''
    set @strTmp = ' where ' + @strWhere
    set @strSQL = 'select top ' + str(@PageSize) + ' * from ['
    + @tblName + ']' + @strTmp + ' ' + @strOrder
    end
    if @IsReCount != 0
    set @strSQL = 'select count(*) as Total from [' + @tblName + ']'+' where ' + @strWhere
    exec (@strSQL)

  • 相关阅读:
    MQTT TLS 加密传输
    python多进程并发redis
    各种消息队列的特点
    mqtt异步publish方法
    Numpy API Analysis
    Karma install steps for unit test of Angular JS app
    reinstall bower command
    Simulate getter in JavaScript by valueOf and toString method
    How to: Raise and Consume Events
    获取对象的类型信息 (JavaScript)
  • 原文地址:https://www.cnblogs.com/sshh/p/1387443.html
Copyright © 2011-2022 走看看