Notes for Protobuf Episode

notes.md

Why use protobuf?

Protocol buffers are a flexible and efficient way to represent structured data.

• Binary Serialzation
• Schema vs Schemaless
• Parse time
• Backwards compatibility
• Cross language/platform

Supported Types

Primitive

• double
• float
• int64
• uint64
• int32
• uint32
• bool
• string
• bytes

Stdlib Types

• Duration
• Timestamp
• Empty
• Any

Versions

• syntax = "proto2";
• syntax = "proto3";

Runtime Dependency and Code Gen

Basic .proto file

syntax = "proto3";

package gobuildit;

import "google/protobuf/timestamp.proto";

message Request {
    uint64 id = 1;
    string name = 2;
    google.protobuf.Timestamp timestamp = 3;
}

Compile!

protoc -I . -I include/ --go_out=out/ request.proto