10 SQL Tricks That You Didn’t Think Were Possible — A fun, and very extensive, walkthrough of the possibilities and properties of SQL you may have overlooked.

Why Uber Engineering Switched from Postgres to MySQL — Uber Engineering explains the technical reasoning behind its switch in database technologies from Postgres to MySQL - an uncommon direction to migrate in.

A Comparison of 10 Open Source Time Series Databases — The author looks at and ranks DalmatinerDB, InfluxDB, Prometheus, Riak TS, OpenTSDB, KairosDB, Elasticsearch, Druid, Blueflood and Graphite.

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NoSQL Databases: A Survey and Decision Guidance — An incredibly thorough overview of the NoSQL landscape.

SQL Injection Cheat Sheet — A detailed resource to find technical information about the many different variants of SQL injection vulnerabilities. A good reference for both seasoned penetration testers and those just getting started in web app security.

10 Easy Steps to a Complete Understanding of SQL — A walk through some of the fundamentals of SQL and the key concepts it introduces by being a declarative language rather than imperative or object oriented.

All About Indexes: The Very Basics — Well defined indexes will improve your database’s performance significantly, but how do they work?

5 Reasons You Should Use SQLite in 2016 — SQLite, a self-contained, zero-config SQL database engine, is frequently underestimated. But it’s fast, convenient, and there are compelling reasons to use it in certain contexts.

7 Handy SQL Scripts for SQL Developers — “a few SQL scripts which have proven to be very useful for my daily job as a SQL developer..”

19 Resources for Learning About Database Design Errors — A look at numerous online resources for avoiding poor database design that can lead to many problems and cost both time and money.