PostgreSQL

The Protein Data Bank (PDB) bioinformatics database is the world's largest repository of experimentally-determined structures of proteins, nucleic acids, and complex assemblies. All data is gathered using experimental methods such as X-ray, spectroscopy, crystallography, NMR, etc. This article explains how to extract, filter, and clean data from the PDB to make it suitable for further analysis.

Flaws in your database design are like cracks in your application’s foundations. If left unchecked, trying to fix them down the line will be costly to say the least. In this article, Toptal Freelance Software Engineer Fernando Martinez discusses some of the most common database design bad practices and how to avoid them.

Elixir, with its simple and clean syntax, makes building scalable and maintainable concurrent applications a breeze. Ecto is a database wrapper that lives up to the high expectations set by Elixir's reputation. Its domain-specific language provides a pleasant way to interact with databases and build fault-tolerant, concurrent applications in Elixir with ease. In this article, Toptal Freelance Software Engineer Boris Barroso walks us through Ecto and its four main components: Repo, Schema, Changeset and Query.