Too Long; Didn't Read
<a href="https://hackernoon.com/tagged/pgbouncer" target="_blank">PgBouncer</a> is a connections pooling <a href="https://hackernoon.com/tagged/service" target="_blank">service</a> for Postgres. It has all kinds of internal limits and limited resources. So here’s how it looks like from client’s, say, some web-application, point of view: