一 ，安装

在MAC上安装docker并部署oracle12.2

二。

[sqlplus/nolog 是什么意思]
我们自己在命令行终端运行下面。就可以连接到数据库。

xushundeiMac:~ xushun$ docker ps -a
CONTAINER ID        IMAGE                         COMMAND                  CREATED             STATUS              PORTS                                            NAMES
0ccac372dab9        oracle/database:12.2.0.1-ee   "/bin/sh -c 'exec ..."   2 days ago          Up 24 hours         0.0.0.0:1521->1521/tcp, 0.0.0.0:5500->5500/tcp   oracle
xushundeiMac:~ xushun$ docker exec -it 0ccac372dab9 /bin/bash
[oracle@0ccac372dab9 ~]$ sqlplus /nolog

SQL*Plus: Release 12.2.0.1.0 Production on Wed Sep 6 05:49:11 2017

Copyright (c) 1982, 2016, Oracle.  All rights reserved.

SQL> connect sys@orclcdb as sysdba
Enter password: 
Connected.
SQL> show user
USER is "SYS"
SQL>