Currently PostgreSQL listens on TCP. But this is inconvenient with the tests because we need unique port numbers when testing in parallel. Using a Unix socket, the socket can reside in the data directory, and is specific to each instance of PostgreSQL.
Currently PostgreSQL listens on TCP. But this is inconvenient with the tests because we need unique port numbers when testing in parallel. Using a Unix socket, the socket can reside in the data directory, and is specific to each instance of PostgreSQL.