Relational Databases Compared
Postgres vs SQL Server vs MySQL vs Oracle — strengths, weaknesses, licensing, and community.
Choosing a relational database feels like it should be straightforward. They all speak SQL. They all store data in tables with rows and columns. They all support transactions. How different can they really be?
Very different, as it turns out. The database you choose affects your hosting costs, your hiring pool, your available tooling, your performance characteristics, and in some cases, your entire architecture. It's one of the few technology decisions that's genuinely hard to reverse once you've committed.
Let's compare the big four honestly — not which one is "best" (that depends on your situation), but what each one is actually good and bad at.
PostgreSQL — The Developer's Choice
Postgres is the darling of the modern development community, and for good reason. It's open-sour
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