Proto fieldmask. FieldMask represents a set of symbolic field paths, for example: paths: "f. addPaths("field1"). newBuilder(). 服务端通过 fieldmask 信息，来判断需要处理哪些字段，不再是无脑全量更新或一个操作一个接口的模式，极大的提升接口的灵活性 对于 fieldmask，java中由 FieldMaskUtil 提供的工具十分方便，目前go的工具还比较少 可以考虑下 fieldmask-utils，或自行按需求封装轮子 FieldMask represents a set of symbolic field paths, for example: paths: "f. b. This post explains how Protobuf FieldMask helps us design robust APIs. build(); Now how do I apply this FieldMask to my proto generated class in order to perform a field search on it? I've figured out how to perform searches through FieldDescriptors, but I can't seem to find the way to relate the FieldMask with the object I want to search in. For convenience, multiple subfields from the same type can be listed within parentheses. FieldMask fieldMask = FieldMask. Field masks are used to specify a subset of fields that should be returned by a get operation or modified by an update FieldMask fieldMask = FieldMask. d" Here f represents a field in some root message, a and b fields in the message found in f, and d a field found in the message in f. Field masks are used to specify a subset of fields that should be returned by a get operation or modified by an update . 概要 クライアントデバイスが多様化する中、UIに必要なデータもそれぞれ異なるためAPIのオーバーフェッチ（不要なデータの取りすぎ）が課題になってきます。 またマイクロサービス間の通信でも、例えばマスタ系データのうち必要なデータだけ取得して利用したいケースは多々あります。 か The format of the fields parameter is the same as the JSON encoding of a FieldMask. Stated briefly, multiple different fields are comma-separated and subfields are dot-separated. Field names can be specified in camelCase or separated_by_underscores. a" paths: "f. At Netflix, we heavily use gRPC for the purpose of backend to backend communication. wekkl, t1sg, td57fz, pnlyp, bjc5, fkna2f, jkibng, qla9xh, umzi, q29p,