SQLAlchemy / Flask / PostgreSQL pool connection

Question

After having played for a long time with Django, I\'m trying a bit of Flask with SQLAlchemy, and I must say I quite like it. However there is something that I don\'t get: I have

Answer 1

NullPool can be set on the create_engine method

` from sqlalchemy.pool import NullPool
  engine = create_engine('db connection url',poolclass=NullPool)`