> 4. The "speedtest1.c" program estimates the performance of SQLite under a typical workload.
> 5. The "mptester.c" program is a stress test for multiple processes concurrently reading and writing a single database.
> 6. The "threadtest3.c" program is a stress test for multiple threads using SQLite simultaneously.
> 4. The "speedtest1.c" program estimates the performance of SQLite under a typical workload.
> 5. The "mptester.c" program is a stress test for multiple processes concurrently reading and writing a single database.
> 6. The "threadtest3.c" program is a stress test for multiple threads using SQLite simultaneously.