GavG

If you haven't done so already you may want to ensure that the config cache is clear: `php artisan config:clear`

Thanks for the review @spawnia. Sorry I've been a bit quiet on this, recently had our first child so haven't had any free time 🙃 I've been giving the solution...

> I see how your proposal is mechanically distinct from the existing directives, thank you for elaborating and providing an example. > > Given the semantic similarity to `@upsert`, I...

@spawnia Thanks for the pointers. I've made a brief start on this: https://github.com/nuwave/lighthouse/pull/2426 I've managed to get a very basic version of the identifyingColumns functionality working for single-level inputs only....