Linux Shout published a tutorial about installing SQLite on Ubuntu 20.04 LTS Focal Fossa.
How to Install and Use SQLite On Ubuntu 20.04 LTS Focal Fossa
Learn the commands to install SQLite Database server on Ubuntu 20.04, 18.04, or 21.04 for creating and managing Databases using it.
How to Install and Use SQLite On Ubuntu 20.04 LTS Focal Fossa