I'd love to see a good non-trivial example of a CRUD app --- something like the old Northwind Traders thing for Microsoft platforms --- in tcl, sqlite, and tk.

I'd love to see a good non-trivial example of a CRUD app --- something like the old Northwind Traders thing for Microsoft platforms --- in tcl, sqlite, and tk. Not that I would recommend you try this at work or for your career or anything.