> One more question: Do you know what events would cause my java app to
> use more memory than I allow the JVM?

If your Java app loads some DLL via JNI, you don't have control what
happens in that DLL.

> If my database ever gets very
> very large, is there a chance my app would crash (I assume the index
> is stored in memory)?

Not really. Slow - yes, but Firebird should not use more memory than you
have configured.

Roman