Oracle ¿ìÕÕ¼° dblinkʹÓà £¨Á½Ì¨·þÎñÆ÷Êý¾Ýͬ²½£©
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-- Ä¿µÄ——Ҫͬ²½µ½µÄÊý¾Ý¿â
/*Ò»¡¢´´½¨dblink£º*/
--1¡¢ÔÚÄ¿µÄÊý¾Ý¿âÉÏ£¬´´½¨dblin
drop database link dblink_anson;
Create public
database link dblink_anson
Connect to lg identified by lg using 'SDLGDB';
--Ô´Êý¾Ý¿âµÄÓû§Ãû¡¢ÃÜÂë¡¢·þÎñÆ÷Ãûk
/*¶þ¡¢´´½¨¿ìÕÕ£º*/
--1¡¢ÔÚÔ´ºÍÄ¿µÄÊý¾Ý¿âÉÏͬʱִÐÐÒ»ÏÂÓï¾ä£¬´´½¨Òª±»Í¬²½µÄ±í
drop table tb_anson;
create table tb_anson(c1 varchar2(12));
alter table tb_anson add constraint pk_anson primary key (C1);
--2¡¢ÔÚÄ¿µÄÊý¾Ý¿âÉÏ£¬²âÊÔdblink
select * from tb_anson@dblink_anson;
select * from tb_anson;
--3¡¢ÔÚÄ¿µÄÊý¾Ý¿âÉÏ£¬´´½¨ÒªÍ¬²½±íµÄ¿ìÕÕÈÕÖ¾
Create snapshot log on tb_anson;
--4¡¢´´½¨¿ìÕÕ£¬¿ìÕÕ(±»Í¬²½£¨Ô´£©Êý¾Ý¿â·þÎñ±ØÐëÆô¶¯)
Create snapshot sn_anson as select * from tb_anson@dblink_anson;
--5¡¢ÉèÖÿìÕÕË¢ÐÂʱ¼ä
Alter snapshot anson refresh fast Start with sysdate+1/24*60 next sysdate+10/24*60;
--oracle×Ô¶¯ÔÚ1·ÖÖÓºó½øÐеÚÒ»´Î¿ìËÙˢУ¬ÒÔºóÿ¸ô10·ÖÖÓ¿ìËÙË¢ÐÂÒ»´Î
Alter snapshot anson refresh complete Start with sysdate+30/24*60*60 next sysdate+1;
--oracle×Ô¶¯ÔÚ30³®ºó½øÐеÚÒ»´ÎÍêȫˢУ¬ÒÔºóÿ¸ô1ÌìÍêȫˢÐÂÒ»´Î
--6¡¢ÊÖ¶¯Ë¢Ð¿ìÕÕ
begin
dbms_refresh.refresh('"CS"."SN_ANSON"');
end;
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