'DBLink'에 해당되는 글 1건

  1. 2014.03.07 About DBLINK

About DBLINK

Knowledge/Oracle 2014. 3. 7. 13:10

#########################################################################################################################
디비링크 생성
#########################################################################################################################
create {public} database link {dblink_name}
connect to {userid}
identified by {password}
using '{connectstring}';

 

위의 connectstring은 tnsnames.ora 에 등록된 걸 사용할 수도 있고
아래처럼 직접 Connect String을 적을 수도 있다.

 

CREATE DATABASE LINK 디비링크명  
  CONNECT TO 계정명  
  IDENTIFIED BY 계정비밀번호  
  USING '(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=호스트주소)(PORT = 1521)))(CONNECT_DATA=(SERVICE_NAME=서비스아이디)))';

#########################################################################################################################
디비링크 조회
#########################################################################################################################
select * from user_db_links;
select * from dba_db_links;

 

#########################################################################################################################
디비링크 암호 확인
#########################################################################################################################
select name,passwordx from sys.link$;

 

#########################################################################################################################
다른 유저를 소유자로 디비링크 생성
#########################################################################################################################
dblink는 owner.object 형식으로 만들 수가 없다.
domain 명으로 인식해버리기 때문이다.
따라서 다른 방법을 사용해야 한다.
아래처럼 프로시저를 생성해서 사용한다.

 

CREATE PROCEDURE otheruser.cre_db_lnk AS
BEGIN   
EXECUTE IMMEDIATE 'CREATE DATABASE LINK newlink '
            ||'CONNECT TO remoteuser IDENTIFIED BY pw '
            ||'USING ''remotetns''';
END cre_db_lnk;

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