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--°üÉùÃ÷
create or replace package p_page is
  -- Author  : PHARAOHS
  -- Created : 2006-4-30 14:14:14
  -- Purpose : ·ÖÒ³¹ý³Ì
  TYPE type_cur IS REF CURSOR;     --¶¨ÒåÓαê±äÁ¿ÓÃÓÚ·µ»Ø¼Ç¼¼¯
 
  PROCEDURE Pagination(
  Pindex in number,                --·ÖÒ³Ë÷Òý
  Psize in number,                 --Ò³Ãæ´óС
  Pcount out number,               --·µ»Ø·ÖÒ³×ÜÊý
  v_cur out type_cur               --·µ»Øµ±Ç°Ò³Êý¾Ý¼Ç¼
  );
  procedure PageRecordsCount(
  Prcount   out number             --·µ»Ø¼Ç¼×ÜÊý
  );
end p_page;
--°üÌå
create or replace package body p_page is
PROCEDURE Pagination(
  Pindex in number,
  Psize in number,
  Pcount out number,
  v_cur out type_cur
 )
 AS
  Psql VARCHAR2(1000);
  v_sql VARCHAR2(1000);     --
  v_count number;    
  v_Plow number;
  v_Phei number;
 Begin
  Psql := 'select rownum rn,t.* from TABLE_NAME t' ;            --Ñ¡ÔñÊý¾ÝµÄÓï¾äÒªÇó±ØÐë°üº¬rownum×Ö¶Î
  ------------------------------------------------------------È¡·ÖÒ³×ÜÊý
  v_sql := 'select count(*) from (' || Psql || ')';
  execute immediate v_sql into v_count;
  Pcount := ceil(v_count/Psize);
  ------------------------------------------------------------ÏÔʾÈÎÒâÒ³ÄÚÈÝ
  v_Phei := Pindex * Psize + Psize;
&nb


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create table users(
userid int primary key,
username varchar2(20),
userpwd  varchar2(20)
);
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