[{"data":1,"prerenderedAt":15},["ShallowReactive",2],{"tag-list-en-mutations":3},[4],{"title":5,"description":6,"tags":7,"path":12,"date":13,"img":14},"Protobuf FieldMask for Writes: One Update Endpoint, No Ambiguity","A single Update method that changes only the fields you name, with no endpoint per field and no clobbering the rest. How the update_mask brings clean PATCH semantics to gRPC: setting, clearing, nested paths, and the empty-mask trap that can silently wipe data.",[8,9,10,11],"gRPC","Protobuf","API-Design","Mutations","\u002Fbackend\u002Fapi-design\u002Fprotobuf-fieldmask-mutations","2026-07-07",null,1783585188082]