日期:2014-05-16 浏览次数:20432 次
CREATE procedure main_table_pwqzc (@pagesize int, @pageindex int, @docount bit, @this_id int) as if(@docount=1) begin select count(id) from luntan where this_id=@this_id end else begin declare @PageLowerBound int declare @PageUpperBound int set @PageLowerBound=(@pageindex-1)*@pagesize set @PageUpperBound=@PageLowerBound+@pagesize create table #pageindex(id int identity(1,1) not null,nid int) set rowcount @PageUpperBound insert into #pageindex(nid) select id from luntan where this_id=@this_id order by reply_time desc select O.* from luntan O,#pageindex p where O.id=p.nid and p.id>@PageLowerBound and p.id<=@PageUpperBound order by p.id end GO
使用分页存储过程 Create PROCEDURE ListPage( @tblName nvarchar(200), ----要显示的表或多个表的连接 @fldName nvarchar(200) = '*', ----要显示的字段列表 @pageSize int = 10, ----每页显示的记录个数 @page int = 1, ----要显示那一页的记录 @pageCount int = 1 output, ----查询结果分页后的总页数 @Counts int = 1 output, ----查询到的记录数 @fldSort nvarchar(100) = null, ----排序字段列表或条件 @Sort bit = 0, ----排序方法,0为升序,1为降序 @strCondition nvarchar(200) = null, ----查询条件,不需where @ID nvarchar(50) ----主表的主键 ) AS SET NOCOUNT ON Declare @sqlTmp nvarchar(1000) ----存放动态生成的SQL语句 Declare @strTmp nvarchar(1000) ----存放取得查询结果总数的查询语句 Declare @strID nvarchar(1000) ----存放取得查询开头或结尾ID的查询语句 Declare @sqlSort nvarchar(200) ----存放临时生成的排序条件 Declare @intCounts int ----要移动的记录数 Declare @BeginID int ----开始的ID Declare @EndID int ----结束的ID --------首先生成排序方法--------- if @Sort=0 --升序 begin if not(@fldSort is null) set @sqlSort = ' Order by ' + @fldSort else set @sqlSort = ' Order by ' + @ID end else --降序 begin if not(@fldSort is null) set @sqlSort = ' Order by ' + @fldSort + ' DESC' else set @sqlSort = ' Order by ' + @ID + ' DESC ' end --------生成查询语句-------- --此处@strTmp为取得查询结果数量的语句 if @strCondition is null --没有设置显示条件 begin set @sqlTmp = @fldName + ' From ' + @tblName set @strTmp = 'select @Counts=Count(' + @ID + ') FROM '+@tblName set @strID = ' From ' + @tblName end else begin set @sqlTmp = + @fldName + 'From ' + @tblName + ' where ' + @strCondition set @strTmp = 'select @Counts=Count(' + @ID + ') FROM '+@tblName + ' where ' + @strCondition set @strID = ' From ' + @tblName + ' where ' + @strCondition end ----取得查询结果总数量----- exec sp_executesql @strTmp,N'@Counts int out ',@Counts out --取得分页总数 if @Counts <= @pageSize set @pageCount = 1 else set @pageCount = (@Counts / @pageSize) + 1 --计算要移动的记录数 if @page = 1 set @intCounts = @pageSize else begin set @intCounts = (@page-1) * @pageSize + 1 end -----取得分页后此页的第一条记录的ID set @strID = 'select @BeginID=' + @ID + ' ' + @strID set @intCounts = @intCounts - @pageSize + 1 set rowcount @intCounts exec sp_executesql @strID,N'@BeginID int out ',@BeginID out -----取得分页后此页的最后一条记录的ID set @intCounts = @intCounts + @pageSize - 1 print @intCounts set rowcount @intCounts exec sp_executesql @strID,N'@BeginID int out ',@EndID out ------恢复系统设置----- set rowcount 0 SET NOCOUNT OFF ------返回查询结果----- if @strCondition is null set @strTmp = 'select ' + @sqlTmp + ' where ' + @ID + ' between ' + str(@BeginID) + ' and ' + str(@EndID) else set @strTmp = 'select ' + @sqlTmp + ' where ' + @ID +' (between ' + str(@BeginID) + ' and ' + str(@EndID) + ') and ' + @strCondition if not(@sqlSort is null) set @strTmp = @strTmp + @sqlSort exec sp_executesql @strTmp GO