分页
1CREATE PROCEDURE CN5135_SP_Pagination
2/*
3***************************************************************
4** 千万数量级分页存储过程 **
5***************************************************************
6参数说明:
71.Tables :表名称,视图
82.PrimaryKey :主关键字
93.Sort :排序语句,不带Order By 比如:NewsID Desc,OrderRows Asc
104.CurrentPage :当前页码
115.PageSize :分页尺寸
126.Filter :过滤语句,不带Where
137.Group :Group语句,不带Group By
14效果演示:http://www.cn5135.com/_App/Enterprise/QueryResult.aspx
15***************************************************************/
16(
17@Tables varchar(1000),
18@PrimaryKey varchar(100),
19@Sort varchar(200) = NULL,
20@CurrentPage int = 1,
21@PageSize int = 10,
22@Fields varchar(1000) = '*',
23@Filter varchar(1000) = NULL,
24@Group varchar(1000) = NULL
25)
26AS
27/*默认排序*/
28IF @Sort IS NULL OR @Sort = ''
29SET @Sort = @PrimaryKey
30DECLARE @SortTable varchar(100)
31DECLARE @SortName varchar(100)
32DECLARE @strSortColumn varchar(200)
33DECLARE @operator char(2)
34DECLARE @type varchar(100)
35DECLARE @prec int
36/*设定排序语句.*/
37IF CHARINDEX('DESC',@Sort)>0
38BEGIN
39SET @strSortColumn = REPLACE(@Sort, 'DESC', '')
40SET @operator = '<='
41END
42ELSE
43BEGIN
44IF CHARINDEX('ASC', @Sort) = 0
45SET @strSortColumn = REPLACE(@Sort, 'ASC', '')
46SET @operator = '>='
47END
48IF CHARINDEX('.', @strSortColumn) > 0
49BEGIN
50SET @SortTable = SUBSTRING(@strSortColumn, 0, CHARINDEX('.',@strSortColumn))
51SET @SortName = SUBSTRING(@strSortColumn, CHARINDEX('.',@strSortColumn) + 1, LEN(@strSortColumn))
52END
53ELSE
54BEGIN
55SET @SortTable = @Tables
56SET @SortName = @strSortColumn
57END
58SELECT @type=t.name, @prec=c.prec
59FROM sysobjects o
60JOIN syscolumns c on o.id=c.id
61JOIN systypes t on c.xusertype=t.xusertype
62WHERE o.name = @SortTable AND c.name = @SortName
63IF CHARINDEX('char', @type) > 0
64SET @type = @type + '(' + CAST(@prec AS varchar) + ')'
65DECLARE @strPageSize varchar(50)
66DECLARE @strStartRow varchar(50)
67DECLARE @strFilter varchar(1000)
68DECLARE @strSimpleFilter varchar(1000)
69DECLARE @strGroup varchar(1000)
70/*默认当前页*/
71IF @CurrentPage < 1
72SET @CurrentPage = 1
73/*设置分页参数.*/
74SET @strPageSize = CAST(@PageSize AS varchar(50))
75SET @strStartRow = CAST(((@CurrentPage - 1)*@PageSize + 1) AS varchar(50))
76/*筛选以及分组语句.*/
77IF @Filter IS NOT NULL AND @Filter != ''
78BEGIN
79SET @strFilter = ' WHERE ' + @Filter + ' '
80SET @strSimpleFilter = ' AND ' + @Filter + ' '
81END
82ELSE
83BEGIN
84SET @strSimpleFilter = ''
85SET @strFilter = ''
86END
87IF @Group IS NOT NULL AND @Group != ''
88SET @strGroup = ' GROUP BY ' + @Group + ' '
89ELSE
90SET @strGroup = ''
91/*执行查询语句*/
92EXEC(
93'
94DECLARE @SortColumn ' + @type + '
95SET ROWCOUNT ' + @strStartRow + '
96SELECT @SortColumn=' + @strSortColumn + ' FROM ' + @Tables + @strFilter + ' ' + @strGroup + ' ORDER BY ' + @Sort + '
97SET ROWCOUNT ' + @strPageSize + '
98SELECT ' + @Fields + ' FROM ' + @Tables + ' WHERE ' + @strSortColumn + @operator + ' @SortColumn ' + @strSimpleFilter + ' ' + @strGroup + ' ORDER BY ' + @Sort + '
99'
100)
101GO
102
2/*
3***************************************************************
4** 千万数量级分页存储过程 **
5***************************************************************
6参数说明:
71.Tables :表名称,视图
82.PrimaryKey :主关键字
93.Sort :排序语句,不带Order By 比如:NewsID Desc,OrderRows Asc
104.CurrentPage :当前页码
115.PageSize :分页尺寸
126.Filter :过滤语句,不带Where
137.Group :Group语句,不带Group By
14效果演示:http://www.cn5135.com/_App/Enterprise/QueryResult.aspx
15***************************************************************/
16(
17@Tables varchar(1000),
18@PrimaryKey varchar(100),
19@Sort varchar(200) = NULL,
20@CurrentPage int = 1,
21@PageSize int = 10,
22@Fields varchar(1000) = '*',
23@Filter varchar(1000) = NULL,
24@Group varchar(1000) = NULL
25)
26AS
27/*默认排序*/
28IF @Sort IS NULL OR @Sort = ''
29SET @Sort = @PrimaryKey
30DECLARE @SortTable varchar(100)
31DECLARE @SortName varchar(100)
32DECLARE @strSortColumn varchar(200)
33DECLARE @operator char(2)
34DECLARE @type varchar(100)
35DECLARE @prec int
36/*设定排序语句.*/
37IF CHARINDEX('DESC',@Sort)>0
38BEGIN
39SET @strSortColumn = REPLACE(@Sort, 'DESC', '')
40SET @operator = '<='
41END
42ELSE
43BEGIN
44IF CHARINDEX('ASC', @Sort) = 0
45SET @strSortColumn = REPLACE(@Sort, 'ASC', '')
46SET @operator = '>='
47END
48IF CHARINDEX('.', @strSortColumn) > 0
49BEGIN
50SET @SortTable = SUBSTRING(@strSortColumn, 0, CHARINDEX('.',@strSortColumn))
51SET @SortName = SUBSTRING(@strSortColumn, CHARINDEX('.',@strSortColumn) + 1, LEN(@strSortColumn))
52END
53ELSE
54BEGIN
55SET @SortTable = @Tables
56SET @SortName = @strSortColumn
57END
58SELECT @type=t.name, @prec=c.prec
59FROM sysobjects o
60JOIN syscolumns c on o.id=c.id
61JOIN systypes t on c.xusertype=t.xusertype
62WHERE o.name = @SortTable AND c.name = @SortName
63IF CHARINDEX('char', @type) > 0
64SET @type = @type + '(' + CAST(@prec AS varchar) + ')'
65DECLARE @strPageSize varchar(50)
66DECLARE @strStartRow varchar(50)
67DECLARE @strFilter varchar(1000)
68DECLARE @strSimpleFilter varchar(1000)
69DECLARE @strGroup varchar(1000)
70/*默认当前页*/
71IF @CurrentPage < 1
72SET @CurrentPage = 1
73/*设置分页参数.*/
74SET @strPageSize = CAST(@PageSize AS varchar(50))
75SET @strStartRow = CAST(((@CurrentPage - 1)*@PageSize + 1) AS varchar(50))
76/*筛选以及分组语句.*/
77IF @Filter IS NOT NULL AND @Filter != ''
78BEGIN
79SET @strFilter = ' WHERE ' + @Filter + ' '
80SET @strSimpleFilter = ' AND ' + @Filter + ' '
81END
82ELSE
83BEGIN
84SET @strSimpleFilter = ''
85SET @strFilter = ''
86END
87IF @Group IS NOT NULL AND @Group != ''
88SET @strGroup = ' GROUP BY ' + @Group + ' '
89ELSE
90SET @strGroup = ''
91/*执行查询语句*/
92EXEC(
93'
94DECLARE @SortColumn ' + @type + '
95SET ROWCOUNT ' + @strStartRow + '
96SELECT @SortColumn=' + @strSortColumn + ' FROM ' + @Tables + @strFilter + ' ' + @strGroup + ' ORDER BY ' + @Sort + '
97SET ROWCOUNT ' + @strPageSize + '
98SELECT ' + @Fields + ' FROM ' + @Tables + ' WHERE ' + @strSortColumn + @operator + ' @SortColumn ' + @strSimpleFilter + ' ' + @strGroup + ' ORDER BY ' + @Sort + '
99'
100)
101GO
102