Use Valentina Forms as a user friendly front end for PostgreSQL.
What is PostgreSQL?
PostgreSQL, or Postgres, is an open source relational database management system. It has its origins from the Ingres project at the University of California, Berkeley
Using PostgreSQL with Valentina Forms
Local Valentina Projects and Valentina Server Projects can both supply Valentina Forms based front ends for PostgreSQL.
Other Valentina technologies also support PostgreSQL, including Valentina Reports.