oracle dblink使用

关于oracle dblink

在oracle中访问另外一个实例下的oracle可采用dblink来实现

首先用户要有创建DBLINK的权限
-- GRANT CREATE DATABASE LINK TO GTFZ;赋予权限
-- revoke create database link from gtfz; 收回权限

创建
CREATE DATABASE LINK MONIDB_DBLINK
CONNECT TO monidb identified by monidb
using '(DESCRIPTION = (
ADDRESS_LIST = (
ADDRESS = (PROTOCOL = TCP)
(HOST = 188.177.155.22)
(PORT = 1521)
)
)
(CONNECT_DATA = (SERVICE_NAME = devel))
)';
 
使用:
select * from T_BASE_AUTHORITY@MONIDB_DBLINK

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转载自smalljavaer.iteye.com/blog/2003667