saction; key, val: string): string">getOrPut(t: Transaction; key, val: string): string</a></li>

  </ul>
  <ul class="simple nested-toc-section">hasKey
      <li><a class="reference" href="#hasKey%2CDatabase%2Cstring"
    title="hasKey(db: Database; key: string): bool">hasKey(db: Database; key: string): bool</a></li>
  <li><a class="reference" href="#hasKey%2CTransaction%2Cstring"
    title="hasKey(t: Transaction; key: string): bool">hasKey(t: Transaction; key: string): bool</a></li>

  </ul>
  <ul class="s