set ANSI_NULLS ON
set QUOTED_IDENTIFIER ON
go
--drop procedure p_page
--go
ALTER procedure [dbo].[CutPage_PRO]
(
@Tables varchar(1000), --表名如testtable （如果是联合查询不要用as ,只用表名果如 table1 left join table2)
@PrimaryKey varchar(100),--表的主键,必须唯一性 (联合查询时名表加字段名如：table1.id)
@Sort varchar(200) = NULL,--排序字段如f_Name asc或f_name desc(注意只能有一个排序字段)(联合查询时表名加字段: table1.id)
@CurrentPage int = 1,--当前页
@PageSize int = 10,---每页大小
@Fields varchar(1000) = '*',--显示的字段列表 (联合查询时表名.字段名如：table1.name,table1.age,table2.lvl,table2.gender)
@Filter varchar(1000) = NULL,--条件语句,不加where,如 f_id>3
@Group varchar(1000) = NULL,--分组字段
@TotalPage int output --返回总页数
)
--WITH ENCRYPTION ---加密存储
AS
SET NOCOUNT ON
Declare @intResult Int
Begin Tran
DECLARE @sql nvarchar(4000)
if @Filter is null or @Filter=''
set @Sql = 'select @intResult = count(' + @PrimaryKey + ') from ' + @Tables
else
set @Sql = 'select @intResult = count(' + @PrimaryKey + ') from ' + @Tables + ' where + ' + @Filter
EXEC sp_executesql @sql,N'@intResult int OUTPUT',@intResult OUTPUT--计算总记录数
select @TotalPage=CEILING((@intResult+0.0)/@PageSize)--计算总页数
IF @Sort IS NULL or @Sort = ''
SET @Sort = @PrimaryKey
DECLARE @SortTable varchar(100)
DECLARE @SortName varchar(100)
DECLARE @strSortColumn varchar(200)
DECLARE @operator char(2)
DECLARE @type varchar(100)
DECLARE @prec int
IF CHARINDEX('DESC',@Sort)>0
BEGIN
SET @strSortColumn = REPLACE(@Sort, 'DESC', '')
SET @operator = '<='
END
ELSE
IF CHARINDEX('ASC', @Sort) > 0
BEGIN
SET @strSortColumn = REPLACE(@Sort, 'ASC', '')
SET @operator = '>='
END
ELSE
BEGIN
SET @strSortColumn = @SORT
SET @operator = '>='
END
IF CHARINDEX('.', @strSortColumn) > 0
BEGIN
SET @SortTable = SUBSTRING(@strSortColumn, 0, CHARINDEX('.',@strSortColumn))
SET @SortName = SUBSTRING(@strSortColumn, CHARINDEX('.',@strSortColumn) + 1, LEN(@strSortColumn))
END
ELSE
BEGIN
SET @SortTable = @Tables
SET @SortName = @strSortColumn
END
Select @type=t.name, @prec=c.prec
FROM sysobjects o
JOIN syscolumns c on o.id=c.id
JOIN systypes t on c.xusertype=t.xusertype
Where o.name = @SortTable AND c.name = @SortName
IF CHARINDEX('char', @type) > 0
SET @type = @type + '(' + CAST(@prec AS varchar) + ')'
DECLARE @strPageSize varchar(50)
DECLARE @strStartRow varchar(50)
DECLARE @strFilter varchar(1000)
DECLARE @strSimpleFilter varchar(1000)
DECLARE @strGroup varchar(1000)
IF @CurrentPage < 1
SET @CurrentPage = 1
SET @strPageSize = CAST(@PageSize AS varchar(50))
SET @strStartRow = CAST(((@CurrentPage - 1)*@PageSize + 1) AS varchar(50))
IF @Filter IS NOT NULL AND @Filter != ''
BEGIN
SET @strFilter = ' Where ' + @Filter + ' '
SET @strSimpleFilter = ' AND ' + @Filter + ' '
END
ELSE
BEGIN
SET @strSimpleFilter = ''
SET @strFilter = ''
END
IF @Group IS NOT NULL AND @Group != ''
SET @strGroup = ' GROUP BY ' + @Group + ' '
ELSE
SET @strGroup = ''
set @sql = 'DECLARE @SortColumn ' + @type + '
SET ROWCOUNT ' + @strStartRow + '
Select @SortColumn=' + @strSortColumn + ' FROM ' + @Tables + @strFilter + ' ' + @strGroup + ' orDER BY ' + @Sort + '
SET ROWCOUNT ' + @strPageSize + '
Select ' + @Fields + ' FROM ' + @Tables + ' Where ' + @strSortColumn + @operator + ' @SortColumn ' + @strSimpleFilter + ' ' + @strGroup + ' orDER BY ' + @Sort + ' '
--print @sql
exec(@sql)
If @@Error <> 0
Begin
RollBack Tran
Return -1
End
Else
Begin
Commit Tran
Return @intResult ---返回记录总数
End
---------------------------eg-------------
/*
Declare @@intResult Int
exec CutPage_PRO
' TreavlPlan left join Book on Book.id=TreavlPlan.planid ',
'TreavlPlan.id',
'TreavlPlan.id desc',
2,
2,
'*',
'TreavlPlan.userid=1',
'',
@@intResult
*/
