mssql 通用分页存储过程实例
作者：袖梨
2022-06-29
| 代码如下 | 复制代码 |
| /*通用分页存储过程*/ USE HotelManagementSystem GO IF EXISTS(SELECT * FROM sys.objects WHERE NAME='cndoup_GetPageOfRecords') DROP PROCEDURE cndoup_GetPageOfRecords GO --创建存储过程 CREATE PROCEDURE cndoup_GetPageOfRecords @pageSize int = 20, --分页大小 @currentPage int , --第几页 @columns varchar(1000) = '*', --需要得到的字段 @tableName varchar(100), --需要查询的表 @condition varchar(1000) = '', --查询条件, 不用加where关键字 @ascColumn varchar(100) = '', --排序的字段名 (即 order by column asc/desc) @bitOrderType bit = 0, --排序的类型 (0为升序,1为降序) @pkColumn varchar(50) = '' --主键名称 AS BEGIN --存储过程开始 DECLARE @strTemp varchar(300) DECLARE @strSql varchar(5000) --该存储过程最后执行的语句 DECLARE @strOrderType varchar(1000) --排序类型语句 (order by column asc或者order by column desc) BEGIN IF @bitOrderType = 1 --降序 BEGIN SET @strOrderType = ' ORDER BY '+@ascColumn+' DESC' SET @strTemp = '<(SELECT min' END ELSE--升序 BEGIN SET @strOrderType = ' ORDER BY '+@ascColumn+' ASC' SET @strTemp = '>(SELECT max' END IF @currentPage = 1--第一页 BEGIN IF @condition != '' SET @strSql = 'SELECT TOP '+STR(@pageSize)+' '+@columns+' FROM '+@tableName+ ' WHERE '+@condition+@strOrderType ELSE SET @strSql = 'SELECT TOP '+STR(@pageSize)+' '+@columns+' FROM '+@tableName+@strOrderType END ELSE-- 其他页 BEGIN IF @condition !='' SET @strSql = 'SELECT TOP '+STR(@pageSize)+' '+@columns+' FROM '+@tableName+ ' WHERE '+@condition+' AND '+@pkColumn+@strTemp+'('+@pkColumn+')'+' FROM (SELECT TOP '+STR((@currentPage-1)*@pageSize)+ ' '+@pkColumn+' FROM '+@tableName+'where'+@condition+@strOrderType+') AS TabTemp)'+@strOrderType ELSE SET @strSql = 'SELECT TOP '+STR(@pageSize)+' '+@columns+' FROM '+@tableName+ ' WHERE '+@pkColumn+@strTemp+'('+@pkColumn+')'+' FROM (SELECT TOP '+STR((@currentPage-1)*@pageSize)+' '+@pkColumn+ ' FROM '+@tableName+@strOrderType+') AS TabTemp)'+@strOrderType END END EXEC (@strSql) END --存储过程结束 --分页得到客房信息列表测试 EXEC cndoup_GetPageOfRecords 20,2,'房间号=RoomNum, 房间状态=(SELECT RoomTypeDes FROM RoomType WHERE RoomTypeID=Room.RoomTypeID), 房间状态=(SELECT RSDec FROM RoomStatus WHERE RoomStatusID=Room.RoomStatusID), 床位数=BedNum, 楼层=Floors, 描述=RoomDes, 备注=RoomRemark','Room','','RoomID',0,'RoomID' --根据房间号得到客房信息测试 EXEC cndoup_GetPageOfRecords 1,1,'房间号=RoomNum, 房间状态=(SELECT RoomTypeDes FROM RoomType WHERE RoomTypeID=Room.RoomTypeID), 房间状态=(SELECT RSDec FROM RoomStatus WHERE RoomStatusID=Room.RoomStatusID), BedNum, Floors, RoomDes, RoomRemark','Room','RoomNum=304','RoomID',0,'RoomID' |
|
