How to get constraints from one JuMP model and use them in another JuMP model

Specific Domains Optimization (Mathematical)
9

Somewhat related: if I have a collection of JuMP models i = 1...n and I want to “combine” (exact way tbd) them into a single model, is there a “best” or suggested way of doing this?

You cannot combine JuMP models. Can you start a new thread and describe why you want to do this?