Odesta Helix and Double Helix were graphical programming databases. The early versions for the Macintosh were... interesting to design databases with. QSA Toolworks continues to sell versions of Helix today. https://www.qsatoolworks.com/ Here is a screenshot of the original design interface. Retro-future! https://www.qsatoolworks.com/ee/marketing/museum/images/1984... https://en.wikipedia.org/wiki/Helix_(database)