Thanks @stbjelcevic ! Setting it as a table property appears to have worked. My pipeline now has other problems to address so it's not working yet, but that's a different thread 😅

 

            @dp.materialized_view(
               name=f"{mycatalog}.{myschema}.mv_{mytable}",
               table_properties={"delta.feature.timestampNtz": "supported"}
            )
            def create_dynamic_mv():
                ....