Facebook Database [Updated] – A Thorough Insight Into The Databases Used @Facebook - 8bitmen.com

This write-up is a comprehensive insight, into the persistence layer of Facebook. What database does Facebook use? Is it a NoSQL or a SQL DB? Is it just one or multiple databases? Or a much more sophisticated polyglot database architecture? How is Facebook’s backend handling billions of data fetch operations every single day?

1.3 Does Facebook Use A Relational Database System? MySQL. This is the primary database that Facebook uses with different engines. Different engines?

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