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Learning Flask Framework
book

Learning Flask Framework

by Matt Copperwaite, Charles Leifer
November 2015
Beginner content levelBeginner
250 pages
5h 16m
English
Packt Publishing
Content preview from Learning Flask Framework

Introducing SQLAlchemy

SQLAlchemy is an extremely powerful library for working with relational databases in Python. Instead of writing SQL queries by hand, we can use normal Python objects to represent database tables and execute queries. There are a number of benefits to this approach, as follows:

  • Your application can be developed entirely in Python.
  • Subtle differences between database engines are abstracted away. This allows you to do things just like a lightweight database, for instance, use SQLite for local development and testing, then switch to the databases designed for high loads (such as PostgreSQL) in production.
  • Database errors are less common because there are now two layers between your application and the database server: the Python ...
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Publisher Resources

ISBN: 9781783983360Supplemental Content