Oracle, in the past, was also a multi-process model on Linux. It looks like the multi-threaded model was an optional change at some point around Oracle 12. To

Oracle, in the past, was also a multi-process model on Linux. It looks like the multi-threaded model was an optional change at some point around Oracle 12. To get around the inefficiencies of spawning many processes, I put pgbouncer in front of PostgreSQL.