hard20 pts · first answer countsapi-testinggrpccontract-testing

Reusing a protobuf field number

In a gRPC service, a developer deletes field 4 "discount" and adds a new field 4 "coupon_code". What is the risk?

A.Old clients read the new data as the wrong fieldB.gRPC will refuse to compile any messageC.The service will switch to sending JSOND.Nothing, since names matter, not numbers

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Reusing a protobuf field number

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