What kind of database does Facebook use?

Question

If you need a quick answer here it is: MySQL is the primary database used by Facebook for storing all the social data. They started with the InnoDB MySQL database engine and then wrote MyRocksDB, which was eventually used as the MySQL Database engine. Memcache sits in front of MySQL as a cache.

What type of database is used by Facebook?

At Facebook we use MySQL to manage many petabytes of data, along with the InnoDB storage engine that serves social activities such as likes, comments, and shares.

Does Facebook use NoSQL or SQL?

NoSQL database systems are distributed, non-relational databases that also use non-SQL language and mechanisms in working with data. NoSQL databases can be found in companies like Amazon, Google, Netflix, and Facebook that are dependent on large volumes of data not suited to relational databases.

Does Facebook use relational database?

Facebook uses a relational database to keep the primary data. Facebook uses fork of MySql 5.6 to keep the social graph and facebook messenger data (more than 1B users).

What type of database does Instagram use?

Instagram mainly uses two backend database systems: PostgreSQL and Cassandra. Both PostgreSQL and Cassandra have mature replication frameworks that work well as a globally consistent data store.

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