Unfortunately, Java applications taking advantage of multiple threads can at times run into the dreaded deadlock condition. Fortunately, the Java Platform makes deadlock detection relatively easy.

Deadlock is a special form of starvation where threads of execution are prevented from making progress due to predicate conditions that are directly dependent on them.

<stab><BR>Have each thread wrap both its queries into a single transaction.<BR></stab><BR><BR>If you're getting deadlocks between the two queries, then by definition each group of queries will ...