You are currently using SQLite for your blog project. This is sufficient for development purposes. However, for a production environment, you will need a more powerful database, such as PostgreSQL, MySQL, or Oracle. We will change our database to PostgreSQL to benefit from its full-text search features.
If you are using Linux, install dependencies for PostgreSQL to work with Python, like this:
sudo apt-get install libpq-dev python-dev
Then, install PostgreSQL with the following command:
sudo apt-get install postgresql postgresql-contrib
If you are using macOS X or Windows, download PostgreSQL from https://www.postgresql.org/download/ and install it.
You also need to install the Psycopg2 PostgreSQL adapter for Python. ...
