分页存储过程UP_GetRecordByPage

  1 ------------------------------------
  2 --用途：支持任意排序的分页存储过程 
  3 --说明：
  4 ------------------------------------
  5 
  6 CREATE PROCEDURE [dbo].[UP_GetRecordByPageOrder]
  7 
  8 @tblName varchar(255),   -- 表名 
  9 @fldName varchar(255),   -- 显示字段名 
 10 @OrderfldName varchar(255), -- 排序字段名 
 11 @StatfldName varchar(255), -- 统计字段名 
 12 @PageSize int = 10,   -- 页尺寸 
 13 @PageIndex int = 1,   -- 页码 
 14 @IsReCount bit = 0,   -- 返回记录总数, 非 0 值则返回 
 15 @OrderType bit = 0,   -- 设置排序类型, 非 0 值则降序 
 16 @strWhere varchar(1000) = '' -- 查询条件 (注意: 不要加 where) 
 17 AS
 18 
 19 declare @strSQL varchar(6000) -- 主语句 
 20 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)
 21 declare @strOrder varchar(400) -- 排序类型
 22 
 23 if @OrderType != 0 
 24 begin 
 25 set @strTmp = '<(select min' 
 26 set @strOrder = ' order by [' + @OrderfldName +'] desc' 
 27 end 
 28 else 
 29 begin 
 30 set @strTmp = '>(select max' 
 31 set @strOrder = ' order by [' + @OrderfldName +'] asc' 
 32 end
 33 
 34 set @strSQL = 'select top ' + str(@PageSize) + ' ' + @fldName + ' from [' 
 35 + @tblName + '] where [' + @OrderfldName + ']' + @strTmp + '([' 
 36 + @OrderfldName + ']) from (select top ' + str((@PageIndex-1)*@PageSize) + ' [' 
 37 + @OrderfldName + '] from [' + @tblName + ']' + @strOrder + ') as tblTmp)' 
 38 + @strOrder
 39 
 40 if @strWhere != '' 
 41 set @strSQL = 'select top ' + str(@PageSize) + ' ' + @fldName + ' from [' 
 42 + @tblName + '] where [' + @OrderfldName + ']' + @strTmp + '([' 
 43 + @OrderfldName + ']) from (select top ' + str((@PageIndex-1)*@PageSize) + ' [' 
 44 + @OrderfldName + '] from [' + @tblName + '] where ' + @strWhere + ' ' 
 45 + @strOrder + ') as tblTmp) and ' + @strWhere + ' ' + @strOrder
 46 
 47 if @PageIndex = 1 
 48 begin 
 49 set @strTmp = '' 
 50 if @strWhere != '' 
 51 set @strTmp = ' where ' + @strWhere
 52 
 53 set @strSQL = 'select top ' + str(@PageSize) + ' ' + @fldName + ' from [' 
 54 + @tblName + ']' + @strTmp + ' ' + @strOrder 
 55 end
 56 
 57 
 58 if @IsReCount != 0 
 59 set @strSQL = @strSQL+' select count(1) as Total from [' + @tblName + ']'
 60 
 61 if @strWhere!=''
 62 set @strSQL = @strSQL+' where ' + @strWhere
 63 exec (@strSQL)
 64 
 65  
 66 
 67 
 68 ------------------------------------
 69 --用途：分页存储过程(对有主键的表效率极高) 
 70 --说明：
 71 ------------------------------------
 72 
 73 CREATE PROCEDURE [dbo].[UP_GetRecordByPage]
 74     @tblName      varchar(255),       -- 表名
 75     @fldName      varchar(255),       -- 主键字段名
 76     @PageSize     int = 10,           -- 页尺寸
 77     @PageIndex    int = 1,            -- 页码
 78     @IsReCount    bit = 0,            -- 返回记录总数, 非 0 值则返回
 79     @OrderType    bit = 0,            -- 设置排序类型, 非 0 值则降序
 80     @strWhere     varchar(1000) = '' -- 查询条件 (注意: 不要加 where)
 81 AS
 82 
 83 declare @strSQL   varchar(6000)       -- 主语句
 84 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)
 85 declare @strOrder varchar(400)        -- 排序类型
 86 
 87 if @OrderType != 0
 88 begin
 89     set @strTmp = '<(select min'
 90     set @strOrder = ' order by [' + @fldName +'] desc'
 91 end
 92 else
 93 begin
 94     set @strTmp = '>(select max'
 95     set @strOrder = ' order by [' + @fldName +'] asc'
 96 end
 97 
 98 set @strSQL = 'select top ' + str(@PageSize) + ' * from ['
 99     + @tblName + '] where [' + @fldName + ']' + @strTmp + '(['
100     + @fldName + ']) from (select top ' + str((@PageIndex-1)*@PageSize) + ' ['
101     + @fldName + '] from [' + @tblName + ']' + @strOrder + ') as tblTmp)'
102     + @strOrder
103 
104 if @strWhere != ''
105     set @strSQL = 'select top ' + str(@PageSize) + ' * from ['
106         + @tblName + '] where [' + @fldName + ']' + @strTmp + '(['
107         + @fldName + ']) from (select top ' + str((@PageIndex-1)*@PageSize) + ' ['
108         + @fldName + '] from [' + @tblName + '] where ' + @strWhere + ' '
109         + @strOrder + ') as tblTmp) and ' + @strWhere + ' ' + @strOrder
110 
111 if @PageIndex = 1
112 begin
113     set @strTmp =''
114     if @strWhere != ''
115         set @strTmp = ' where ' + @strWhere
116 
117     set @strSQL = 'select top ' + str(@PageSize) + ' * from ['
118         + @tblName + ']' + @strTmp + ' ' + @strOrder
119 end
120 
121 if @IsReCount != 0
122     set @strSQL = 'select count(*) as Total from [' + @tblName + ']'+' where ' + @strWhere
123 
124 exec (@strSQL)