The phrase you're referencing likely refers to a well-known technical talk by Christophe Pettus (CEO of PostgreSQL Experts, Inc.).
: Includes native support for arrays , ranges , and HSTORE (key-value pairs), which maps naturally to Python lists and dictionaries. PostgreSQL Proficiency for Python People - theb...
: Unlike some other databases, PostgreSQL stays very close to the ANSI SQL standard, making it a predictable "solid" choice for production applications. The phrase you're referencing likely refers to a
: The ecosystem's high-quality adapters provide seamless type conversion between Python and PostgreSQL. and HSTORE (key-value pairs)
Based on this specific talk and the related content on thebuild.com, these features are highlighted as essential for Python developers: