if( n == 0 ){
      lim = -1; /* 0 means no limit */
    }else if( n < 0 ){
      lim = -n;
    }
    /* Complete the above outer select. */
    blob_append_sql(&sql, 
        "\nORDER BY event.mtime LIMIT %d) t ORDER BY t.mDateTime DESC;", lim);
  }else{
    blob_append_sql(&sql, "\nORDER BY event.mtime DESC");
  }
  if( iOffset>0 ){
    /* Don't handle LIMIT here, otherwise print_timeline()
     * will not determine the end-marker correctly! */
    blob_append_sql(&sql, "\n LIMIT -1 OFFSET %d", iOffset);