EC2踏み台インスタンスからORACLE（RDS)へ接続

踏み台で。

sudo yum install wget
wget https://download.oracle.com/otn_software/linux/instantclient/19600/oracle-instantclient19.6-sqlplus-19.6.0.0.0-1.x86_64.rpm
wget https://download.oracle.com/otn_software/linux/instantclient/19600/oracle-instantclient19.6-sqlplus-19.6.0.0.0-1.x86_64.rpm
sudo yum install oracle-instantclient19.6-basic-19.6.0.0.0-1.x86_64.rpm
sudo yum install oracle-instantclient19.6-sqlplus-19.6.0.0.0-1.x86_64.rpm 

インストール確認

# バージョン確認。
$ sqlplus64 -V

$ sqlplus user_name@\"//database.xxxx.ap-northeast-1.rds.amazonaws.com:1521/DB_NAME\"

Ref:
https://www.suzu6.net/posts/241-yum-install-sqlpuls/