</a></code> tree of the <code>tel</code> relation, and
then, when these are exhausted, all matching entries in the <code>mob</code>
index tree.


<p><hr>
<h3><a id="associations">Indirect Object Associations</a></h3>

<p>But generator clauses are not limited to the direct B-Tree interaction of
<code><a href="refD.html#db/3">db/3</a></code>. They can also traverse trees of
associated objects, and then follow <code><a
href="refL.html#+Link">+Link</a></code> / <code><a
href="refJ.html#+Joint">+Joint</a></code>