Oracle：本地连接数据库代码

Sqlplus:

如果忘记密码参考本人另一篇博客https://blog.csdn.net/qq_42192693/article/details/87924264

sys as sysdba
123456

scott
tiger

system
123456

CMD:

临时登录: sqlplus conn / nolog

sqlplus sys/tiger@localhost:1521/orcl

sqlplus system/123456@localhost:1521/orcl

sqlplus sys/123456@localhost:1521/orcl as sysdba