re starting to copy files.  It is especially important to note
    that incremental hot backups can be invalidated by use of the bulk
    insert optimization.  Please see the hot backup description in the
    <i>Getting Started with Transactions Guide</i>, and the description of the
    HotbackupInProgress attribute in
    <A HREF="../../../com/sleepycat/db/EnvironmentConfig.html" title="class in com.sleepycat.db"><CODE>EnvironmentConfig</CODE></A>
    for further information.
    <p>
    The bulk insert op