Relational Databases

Tabular or relational databases are those that can be organized in tables.

In opposition to tabular or relational databases there is NoSQL databases.

List of Relational Databases

List of relational databases:

  • PostgreSQL
  • MariaDB
  • MySQL
  • SQLite


PostgreSQL is free and open source (FOSS), under a Postgres License.

Is developed by the PostgreSQL Global Development Group.

Official website

Code repository


MariaDB is a free and open source software (FOSS), under a GPLv2 license.

It is a community-based project that was forked from MySQL when it was acquired by Oracle.

Official website


MySQL is currently owned and developed by American company Oracle. MySQL was originally developed by Swedish company SQL AB, that was acquired by Sun Microsystems, that was acquired by Oracle.

MySQL Community is free and open source (FOSS), under a GPL license.

MySQL Enterprise is proprietary.


SQLite is written in C.

It is public domain, so it is considered free and open source (FOSS).

Official website


CockroachDB is a commercial database.

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