Databases
Databases covers relational (SQL) and non-relational data storage: how to model data, query it efficiently, and choose the right kind of database for a given problem.
Who this is for: Developers who need to store and query application or analytical data.
Suggested starting point: MongoDB
Technologies (5)
MongoDB
A document-oriented NoSQL database storing flexible, JSON-like records.
beginnerGuide only -- no course yet
MySQL
One of the most widely deployed open-source relational databases.
beginnerGuide only -- no course yet
PostgreSQL
A powerful, standards-compliant open-source relational database.
beginnerFull course available
Redis
An in-memory key-value store used for caching, sessions, and queues.
intermediateGuide only -- no course yet
SQL
The standard language for querying and modifying relational databases.
beginnerFull course available