PostgreSQL uses a message-based protocol for communication between frontends and backends (clients and servers). The protocol is supported over TCP/IP and also over Unix-domain sockets. Port number ...

Editor’s note: The following article first appeared in the JACR: “Protocol Design and Optimization,” Boland, Giles W. et al. Journal of the American College of Radiology, volume 11, issue 5, 440–441.

Protocol Buffers (a.k.a., protobuf) are Google's language-neutral, platform-neutral, extensible mechanism for serializing structured data. You can find protobuf's documentation on the Google ...