Should PostgreSQL connections be pooled in a Python web app, or create a new connection per request?

Question

I\'m building a web app in Python (using Flask). I do not intend to use SQLAlchemy or similar ORM system, rather I\'m going to use Psycopg2 directly.

Should I open a new

Answer 1

PgBouncer is pretty neat and transparent to the application and server.

We have been using PgBouncer in production for 2 years without a single issue. It's a pretty awesome PostgreSQL connection pooler.

http://wiki.postgresql.org/wiki/PgBouncer