SQL与oracle分页存储过程

SQL分页存储过程

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CREATE PROCEDURE [dbo].[sp_PageIndex]

(

-- Add the parameters for the stored procedure here

@tblName varchar(50), --(表名、视图名)

@strGetFields varchar(255)='*', --(查询字段列表)

@orderName varchar(255), --(排序字段名称)

@maxRows int , --(每页显示记录数)

@StartIndex int, --(当前页码)

@IsCount bit=0, --是否返回查询总记录数 (0: no;1:yes)

@OrderType bit=0, --排序类型名称(0:升序;1:降序)

@strWhere varchar(3000)='' --查询条件（where部分，不用加where关键字）

)

AS

BEGIN

-- SET NOCOUNT ON added to prevent extra result sets from

-- interfering with SELECT statements.

SET NOCOUNT ON;

-- Insert statements for procedure here

declare @strSql varchar(5000)

declare @strTemp varchar(100)

declare @strOrder varchar(100)

declare @strCount varchar(3000) -- 返回数据的总条数语句

if @orderType!=0

begin

set @strTemp='<(select min'

set @strOrder='order by ['+@orderName+'] desc'

end

else

begin

set @strTemp='>(select max'

set @strOrder='order by ['+@orderName+'] asc'

end

if @StartIndex=1

begin

if @strWhere!=''

begin

set @strSql='select top '+str(@maxRows)+' '+@strGetFields+' from ['+@tblName+']where '+@strWhere+' '+@strOrder

SET @strCount = 'select count(*) as Total from ' + @tblName + ' as count where ' + @strWhere

end

else

begin

set @strSql='select top '+str(@maxRows)+' '+@strGetFields+' from ['+@tblName+'] '+@strOrder

SET @strCount = 'select count(*) as Total from ' + @tblName

end

end

else

begin

if @strWhere!=''

begin

set @strSql='select top '+str(@maxRows)+' '+@strGetFields+' from ['+@tblName+'] where ['

+@orderName+'] '+@strTemp+'(['+@orderName+']) from (select top '+str((@StartIndex-1)*@maxRows)

+' ['+@orderName+'] from ['+@tblName+'] where '+@strWhere+' '+@strOrder+') as tableTemp) and '

+@strWhere+' '+@strOrder

SET @strCount = 'select count(*) as Total from ' + @tblName + ' as count where ' + @strWhere

end

else

begin

set @strSql='select top '+str(@maxRows)+' '+@strGetFields+' from ['+@tblName+'] where ['+@orderName+'] '+@strTemp+'(['+@orderName+']) from (select top '+str((@StartIndex-1)*@maxRows)

+' ['+@orderName+'] from ['+@tblName+']'+@strOrder+') as tableTemp) '+@strOrder

SET @strCount = 'select count(*) as Total from ' + @tblName

end

end

if @IsCount!=0 ----按需要返回数据的总条数

begin

exec (@strCount)

end

exec (@strSql)

END

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oracle存储过程分页（包和包体结构）

***************包结构*******************

create or replace package PG_BK_QUERYPAGE

is

--定义游标

TYPE BKCURSOR IS REF CURSOR;

PROCEDURE SP_PageIndex

(

PI_TBNAME IN VARCHAR2, --表名

PI_FIELD0 IN VARCHAR2, --字段集

PI_ROWFIL IN VARCHAR2, --过滤条件

PI_SORTST IN VARCHAR2, --排序集

PI_PAGENU IN VARCHAR2, --页码

PI_PAGEPG IN VARCHAR2, --每页显示条数

P0_TOTALC OUT NUMBER, --总记录数

P0_CURSOR OUT BKCURSOR --返回游标

);

end PG_BK_QUERYPAGE;

***************包体结构*******************

create or replace package body PG_BK_QUERYPAGE

is

PROCEDURE SP_PageIndex

(

PI_TBNAME IN VARCHAR2, --表名

PI_FIELD0 IN VARCHAR2, --字段集

PI_ROWFIL IN VARCHAR2, --过滤条件

PI_SORTST IN VARCHAR2, --排序集

PI_PAGENU IN VARCHAR2, --页码

PI_PAGEPG IN VARCHAR2, --每页显示条数

P0_TOTALC OUT NUMBER, --总记录数

P0_CURSOR OUT BKCURSOR --返回游标

)

IS

V_TABLE1 VARCHAR2(500); --动态名1

V_TABLE2 VARCHAR2(500); --动态名2

V_TABLE3 VARCHAR2(500); --动态名3

V_TABLE4 VARCHAR2(500); --动态名4

V_PAGENU VARCHAR2(10); --页码变量

V_PAGESY VARCHAR2(10); --记录数数量

BEGIN

V_PAGENU:=PI_PAGENU*PI_PAGEPG;

V_PAGESY:=(PI_PAGENU-1)*PI_PAGEPG;

V_TABLE1 := 'SELECT T1.'|| PI_FIELD0 ||', ROWNUM AS RN FROM '|| PI_TBNAME || ' T1';

V_TABLE2 := V_TABLE1 ||' WHERE ' || PI_ROWFIL || ' AND ROWNUM <= '|| V_PAGENU ;

V_TABLE3 := 'SELECT COUNT(*) AS SUM FROM ' || PI_TBNAME || ' WHERE ' || PI_ROWFIL;

V_TABLE4 := 'SELECT * FROM ('|| V_TABLE2 ||') T WHERE T.RN>'||V_PAGESY || 'ORDER BY '||PI_SORTST||' DESC';

execute immediate V_TABLE3 INTO P0_TOTALC; --返回总记录

OPEN P0_CURSOR FOR V_TABLE4;

END;

end PG_BK_QUERYPAGE;