PostgreSQL support is on our roadmap.<a href="https:&#x2F;&#x2F;github.com&#x2F;pingcap&#x2F;tidb&#x2F;blob&#x2F;master&#x2F;ROADMAP.md" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;pingcap&#x2F;tidb&#x2F;blob&#x2F;master&#x2F;ROADMAP.md</a>