ss="token keyword">extends</span> TableDef <span class="token punctuation">{</span>
  <span class="token keyword">private</span><span class="token punctuation">[</span><span class="token keyword">this</span><span class="token punctuation">]</span> <span class="token keyword">val</span> mainKey <span class="token operator">=</span> DynamoKey<span class="token punctuation">(</span>hashKey <span class="token operator">=</span> DynamoField<span class="token punctuation">[</span>UUID<span class="token punctuatio