pan class="function">as</span><span class="punctuation">(</span><span class="string">'petOwners'</span><span class="punctuation">)</span><span class="punctuation">;</span>
  <span class="function">where</span><span class="punctuation">(</span><span class="string">'petOwners'</span><span class="punctuation">,</span> <span class="string">'state'</span><span class="punctuation">,</span> <span class="string">'CA'</span><span class="punctuation">)</span><span class="punctuation">;</span>
<span class="punctuation