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The Beginner's Guide to Databases - by Justin - Technically

technically.substack.com · 2,508 words · saved by 3 readers

There are 300+ databases; what do they all do?

​There are at least 300+ databases out there, and they all do something slightly different. From Postgres to Elastic to Cassandra, there are virtually unlimited ways to store and query your data; and most companies will use several of them in tandem. So when your engineering lead tells you that the project is going to take an extra two weeks because they need to create a new data store for log analysis, what exactly is going on? Allow me, for a moment, a metaphor. I’ve gotten into baking recently, and choosing which type of flour to use has been an unexpectedly important piece of the…

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