l for lock contention arises. In turn, lock
                    contention can lead to deadlocks. See
                    <a class="xref" href="blocking_deadlocks.html" title="Locks, Blocks, and Deadlocks">Locks, Blocks, and Deadlocks</a>
                    for more information.
                </p>
            <p>
                    Therefore, transactional applications must frequently
                    include code for detecting and responding to deadlocks.
                    Note that this requireme