Articles tagged with "ORM"
How we cut a heavy admin dashboard response time in half with advanced SQL and some Django hackery. I recently had the pleasure of optimizing an old dashboard. The solution we came up with required some advanced SQL that Django does not support out of the box. In this article I present the solution, how we got to it, and a word of caution.
Modeling polymorphism in relational databases is a challenging task. In this article, we present several modeling techniques to represent polymorphic objects in a relational database using the Django object-relational mapping (ORM).
ORMs offer great utility for developers but abstracting access to the database has its costs. Developers who are willing to poke around the database and change some defaults often find that great improvements can be made.
The days of desktop systems serving single users are long gone. Web applications nowadays are serving millions of users at the same time. With many users comes a wide range of new problems: concurrency problems. In this article we describe two approaches for managing concurrency in Django models.
A rundown of all the ways you can use Prefetch to speed up queries in Django.
We recently added a bank account like functionality into one of our products. During the development we encountered some textbook problems and I thought it can be a good opportunity to go over some of the patterns we use in our Django models.
