PostgreSQL

My skill level: Intermediate

PostgreSQL is a powerful, open-source, object-relational database system known for its reliability, robustness and standards compliance.

Key Features:

  • Relational: Full SQL support with advanced querying capabilities.
  • Reliable: ACID-compliant transactions and strong data integrity.
  • Extensible: A rich type system, native JSON support and extensions.
  • Open source: Backed by an active and mature community.