ted inside a transaction block.

   These commands also cannot be executed when the subscription has
   <a class="link" href="sql-createsubscription.html#SQL-CREATESUBSCRIPTION-WITH-TWO-PHASE"><code class="literal">two_phase</code></a>
   commit enabled, unless
   <a class="link" href="sql-createsubscription.html#SQL-CREATESUBSCRIPTION-WITH-COPY-DATA"><code class="literal">copy_data</code></a>
   is <code class="literal">false</code>. See column <code class="structfield">subtwophasestate</code>
   of <a cla