[grpc-io] i Face A issue in proto files nullable fields

I created a gRPC method that returns a response with some fields as null and some as strings. When I view the response in Postman, the null values are converted to empty strings. I need the null values to be returned as null. I also used oneof for this, but if the value from the database is nul

[grpc-io] Why gRPC client follows its TCP "FIN, ACK" with "RST, ACK"?

Hi, I'm seeing differences in behavior of the Python vs Golang gRPC. >From localhost tests of the Helloworld quickstarts, Python unary gRPC seems to always (?) make the client follow its TCP "FIN, ACK" with "RST, ACK". In a Golang quickstart, this happens every few calls, with the majority perfo