"Well the brilliant PostgreSQL developer created a system for windows that emulates the fork ... with threads !" Err, no. Backends/sessions in postgres are the

"Well the brilliant PostgreSQL developer created a system for windows that emulates the fork ... with threads !" Err, no. Backends/sessions in postgres are their own processes, even on windows. There's a signal handling emulation thread for each of those, but that's a fairly minor detail. The benchmark is also for a very small table, and performs only trivial queries. To me it looks it's mainly bemcharking the OS's context switch behaviour.