How do I get started with Flask and SQLAlchemy?

How do I get started with Flask and SQLAlchemy?

To get started, first install Flask and SQLAlchemy using pip. You can do this by running pip install Flask SQLAlchemy.

What is the basic structure of a Flask application?

A basic Flask application typically includes an app instance, routes, and views. You can start with a simple app.py file.

How do I connect to a database using SQLAlchemy?

You can connect to a database by creating a SQLAlchemy engine. For example: engine = create_engine('sqlite:///mydatabase.db').

Can you show me an example of defining a model?

Sure! Here's a simple model: class User(db.Model): id = db.Column(db.Integer, primary_key=True) name = db.Column(db.String(50)).

What are migrations and how do I use them?

Migrations are used to manage database schema changes. You can use Flask-Migrate to handle migrations easily.