What database technology 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.

What database system does Facebook use?

Facebook was developed from the ground up using open source software. The site is written primarily in the PHP programming language and uses a MySQL database infrastructure.

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 kind of database modeling technique is represented by Facebook?

Given the data modeling flexibility of SQL and the ubiquity of MySQL when FB started, this social graph was initially built as a PHP application powered by MySQL as the persistent database and memcache as a “lookaside” cache.

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