You&#x27;re wrong about which meaning is more likely.<p>A meaning that adds something to a sentence is a more likely meaning than one that adds nothing to a sentence. If you take &quot;legacy&quot; to mean &quot;being migrated from&quot; then the sentence becomes<p>This feature also removes the last significant barrier to migrating <i>being-migrated-from</i> MySQL applications to PostgreSQL.<p>It&#x27;s more likely that if &quot;being migrated from&quot; was the intended meaning, they would have simply left the word out.