The Database Layer

The database layer in HarmonyCMS in managed by Doctrine itself.
Doctrine provides several PHP libraries primarily focused on database storage and object mapping.
It support SQL and No-SQL databases, such as: MySQL, MariaDB, PostgreSQL, SQLite, MongoDB, ...

Doctrine bundles

Here is the list of bundles who are compatible with both ORM and ODM to extends the Doctrine functionalities:

• StofDoctrineExtensionsBundle

Learn more

• Decoupled from object mapping
• Enumeration type