Universal paging stored procedure
if exists(select name from sysobjects where name = 'Proc_Pagination' and type = 'P')
drop proc Proc_Pagination
go
Create PROCEDURE Proc_Pagination
@tblName varchar(255), -- 表名
@strGetFields varchar (1000) = '*', - the need to return to the column
@fldName varchar (255) = '', - sorting field name
@PageSize int = 10, - page size
@PageIndex int = 1, - p
@doCount bit = 0, - the total number of records returned, non-zero value
@OrderType bit = 0, - set the sort type, a non-zero value in descending order
@strWhere varchar (1500) = '' - the query criteria (Note: Do not add where)
AS
declare @strSQL varchar (5000) - the main statement
declare @strTmp varchar (110) - temporary variable
declare @strOrder varchar (400) - type of ordering
if @doCount != 0
begin
if @strWhere !=''
set @strSQL = 'select count(*) as Total from [' + @tblName + '] where '+@strWhere
else
set @strSQL = 'select count(*) as Total from [' + @tblName + ']'
end
- the code above means that if @doCount passed over is not zero, on the implementation of statistical aggregates. All of the following code is @doCount is 0
else
begin
if @OrderType != 0
begin
set @strTmp = '<(select min'
set @strOrder = ' order by [' + @fldName +'] desc'
- If @OrderType not 0, on the implementation of descending, the sentence is very important!
end
else
begin
set @strTmp = '>(select max'
set @strOrder = ' order by [' + @fldName +'] asc'
end
if @PageIndex = 1
begin
if @strWhere != ''
set @strSQL = 'select top ' + str(@PageSize) +' '+@strGetFields+ ' from [' + @tblName + '] where ' + @strWhere + ' ' + @strOrder
else
set @strSQL = 'select top ' + str(@PageSize) +' '+@strGetFields+ ' from ['+ @tblName + '] '+ @strOrder
- If the first page on the implementation of the above code, it will speed up execution
end
else
begin
- The following code gives @strSQL to really execute SQL code
set @strSQL = 'select top ' + str(@PageSize) +' '+@strGetFields+ ' from ['
+ @tblName + '] where [' + @fldName + ']' + @strTmp + '(['+ @fldName + ']) from (select top ' + str((@PageIndex-1)*@PageSize) + ' ['+ @fldName + '] from [' + @tblName + ']' + @strOrder + ') as tblTmp)'+ @strOrder
if @strWhere != ''
set @strSQL = 'select top ' + str(@PageSize) +' '+@strGetFields+ ' from ['
+ @tblName + '] where [' + @fldName + ']' + @strTmp + '(['
+ @fldName + ']) from (select top ' + str((@PageIndex-1)*@PageSize) + ' ['
+ @fldName + '] from [' + @tblName + '] where ' + @strWhere + ' '
+ @strOrder + ') as tblTmp) and ' + @strWhere + ' ' + @strOrder
end
end
exec (@strSQL)
GO
if exists(select name from sysobjects where name = 'Proc_Pagination' and type = 'P')
drop proc Proc_Pagination
go
Create PROCEDURE Proc_Pagination
@tblName varchar(255), -- 表名
@strGetFields varchar (1000) = '*', - the need to return to the column
@fldName varchar (255) = '', - sorting field name
@PageSize int = 10, - page size
@PageIndex int = 1, - p
@doCount bit = 0, - the total number of records returned, non-zero value
@OrderType bit = 0, - set the sort type, a non-zero value in descending order
@strWhere varchar (1500) = '' - the query criteria (Note: Do not add where)
AS
declare @strSQL varchar (5000) - the main statement
declare @strTmp varchar (110) - temporary variable
declare @strOrder varchar (400) - type of ordering
if @doCount != 0
begin
if @strWhere !=''
set @strSQL = 'select count(*) as Total from [' + @tblName + '] where '+@strWhere
else
set @strSQL = 'select count(*) as Total from [' + @tblName + ']'
end
- the code above means that if @doCount passed over is not zero, on the implementation of statistical aggregates. All of the following code is @doCount is 0
else
begin
if @OrderType != 0
begin
set @strTmp = '<(select min'
set @strOrder = ' order by [' + @fldName +'] desc'
- If @OrderType not 0, on the implementation of descending, the sentence is very important!
end
else
begin
set @strTmp = '>(select max'
set @strOrder = ' order by [' + @fldName +'] asc'
end
if @PageIndex = 1
begin
if @strWhere != ''
set @strSQL = 'select top ' + str(@PageSize) +' '+@strGetFields+ ' from [' + @tblName + '] where ' + @strWhere + ' ' + @strOrder
else
set @strSQL = 'select top ' + str(@PageSize) +' '+@strGetFields+ ' from ['+ @tblName + '] '+ @strOrder
- If the first page on the implementation of the above code, it will speed up execution
end
else
begin
- The following code gives @strSQL to really execute SQL code
set @strSQL = 'select top ' + str(@PageSize) +' '+@strGetFields+ ' from ['
+ @tblName + '] where [' + @fldName + ']' + @strTmp + '(['+ @fldName + ']) from (select top ' + str((@PageIndex-1)*@PageSize) + ' ['+ @fldName + '] from [' + @tblName + ']' + @strOrder + ') as tblTmp)'+ @strOrder
if @strWhere != ''
set @strSQL = 'select top ' + str(@PageSize) +' '+@strGetFields+ ' from ['
+ @tblName + '] where [' + @fldName + ']' + @strTmp + '(['
+ @fldName + ']) from (select top ' + str((@PageIndex-1)*@PageSize) + ' ['
+ @fldName + '] from [' + @tblName + '] where ' + @strWhere + ' '
+ @strOrder + ') as tblTmp) and ' + @strWhere + ' ' + @strOrder
end
end
exec (@strSQL)
GO