Minor nit: it's performant and doesn't pollute logs to implement this on the server side. I've written macros to make gen'ing upsert functions easy, given a cer

Minor nit: it's performant and doesn't pollute logs to implement this on the server side. I've written macros to make gen'ing upsert functions easy, given a certain table pattern. But this definitely cleans that situation up as well as makes it accessible to more casual developers.