Thank for the context, this is great! I'm looking into this now to see if I can use it with my project pggraphblas, i was hoping to make an FDW where each colu

Thank for the context, this is great! I'm looking into this now to see if I can use it with my project pggraphblas, i was hoping to make an FDW where each column is backed by a matrix, making essentially a "property graph" that can be queries with straight SQL, but this looks much more interesting and also easier to use.