Can you compute_result() outside the INSERT loop? Maybe you are actually CPU bound computing the values to insert. Or at least run with a tool that gives you percentages of runtime spent in SQLite code and your code (like gcov and gprof on linux).
Can you compute_result() outside the INSERT loop? Maybe you are actually CPU bound computing the values to insert. Or at least run with a tool that gives you percentages of runtime spent in SQLite code and your code (like gcov and gprof on linux).