Database modeling UML has become a popular way to model databases. Not only are these diagrams a helpful visual tool for brainstorming and collaboration, but they can also help depict hierarchies, ...

Some key features include UML modeling with object-model diagrams, code frame generation for C, C++ and Java, model import from Rational Rose, and integration with third-party requirements ...

Not sure if this will work for your use case, but I think this tool is super cool so I'll rep it: PlantUML is a tool that generates diagrams based on a markup language.