Around IT In 256 Seconds By Tomasz Nurkiewicz

Podcast for developers, testers, SREs… and their managers. I explain complex and convoluted technologies in a clear way, avoiding buzzwords and hype. Never longer than 4 minutes and 16 seconds.

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18 August 2020

#13: Cassandra

by Tomasz Nurkiewicz

Cassandra is an open-source NoSQL database. It’s heavily optimized for writes, but also has intriguing read capabilities. Cassandra has near-linear scalability. In terms of CAP theorem it favours consistency over availability. Interestingly, despite NoSQL label, Cassandra tables have strict schema. Also, Cassandra Query Language is similar to SQL.

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tags: cassandra - bloom-filter - scylladb - memtable - sstable - vnode - consistent-hashing - cap-theorem