oracle创建dblink

1、已经配置本地服务

以下是引用片段：

　　create public database

　　link fwq12 connect to fzept

　　identified by neu using 'fjept'

　　CREATE DATABASE LINK数据库链接名CONNECT TO 用户名 IDENTIFIED BY 密码 USING ‘本地配置的数据的实例名’;

　　2、未配置本地服务

　　

以下是引用片段：

create database link linkfwq

　　 connect to fzept identified by neu

　　 using '(DESCRIPTION =

　　 (ADDRESS_LIST =

　　 (ADDRESS = (PROTOCOL = TCP)(HOST = 10.142.202.12)(PORT = 1521))

　　 )

　　 (CONNECT_DATA =

　　 (SERVICE_NAME = fjept)

　　 )

　　 )';

CREATE DATABASE LINK "DBCENTER_LINK" CONNECT TO "dbcenterzx" IDENTIFIED BY "dbcenterzx" USING '(DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.3.73)(PORT = 1521))) (CONNECT_DATA = (SERVICE_NAME = dataorcl) ) )'

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