/span> <span class="Other">[</span><span class="Identifier">Exception</span><span class="Other">]</span><span class="Other">,</span> <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

Delete value in database within transaction. If it existed, return true and place into <tt class="docutils literal"><span class="pre"><span class="Identifier">val</span></span></tt>

</dd>
</div>
<div id="take,Database,string,strin