数据库中间通讯

orccle与oracle  datalink

:(DESCRIPTION =(ADDRESS_LIST =(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.0.153)(PORT = 1521)))(CONNECT_DATA =(SERVER = DEDICATED)(SERVICE_NAME = oanet)))

-- Drop existing database link
drop database link TESTLINK;
-- Create database link
create database link TESTLINK
connect to GD_BASE
using '(DESCRIPTION =(ADDRESS_LIST =(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.0.153)(PORT = 1521)))(CONNECT_DATA =(SERVER = DEDICATED)(SERVICE_NAME = oanet)))';

select * from appr_auth_func@testlink

SQL SERVER:

策略与调度