Postgres is our favorite database—it’s reliable, powerful and secure. Here are a few essential tips learned from building, and helping our customers build, apps around Postgres. These tips will help ensure you get the most out of Postgres, whether you’re running it on your own box or using the Heroku Postgres add-on.
Postgres connections are not free, as each established connection has a cost. By using a connection pooler, you’ll reduce the number of connections you use and reduce your overhead.
Most Postgres client libraries include a built-in connection pooler; make sure you’re using it.
You might also consider using our pgbouncer buildpack if your application...