e(db: Database)</a></li>

  </ul>
  <ul class="simple nested-toc-section">commit
      <li><a class="reference" href="#commit.t%2CTransaction"
    title="commit(t: Transaction)">commit(t: Transaction)</a></li>

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