cl-sql-oracle software package provides CLSQL database backend, Oracle, you can install in your Debian 9 (Stretch) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install cl-sql-oracle
cl-sql-oracle is installed in your system.
Make ensure the cl-sql-oracle package were installed using the commands given below,
$ sudo dpkg-query -l | grep cl-sql-oracle *
You will get with cl-sql-oracle package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Lisp |
| Package | cl-sql-oracle |
| Version | 6.7.0-1 |
| Description | CLSQL database backend, Oracle |
| Sub Section | Lisp |