4store software package provides RDF database storage and query engine -- database daemon, 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 4store
4store is installed in your system.
Make ensure the 4store package were installed using the commands given below,
$ sudo dpkg-query -l | grep 4store *
You will get with 4store package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Utilities |
| Package | 4store |
| Version | 1.1.6+20151109-2+b1 |
| Description | RDF database storage and query engine -- database daemon |
| Sub Section | Utils |