mitsuhiko/flask-sqlalchemy — pull request #208 by yonil (2014-07-06 11:20:12+00:00)
Title: support 'echo_pool' option when creating the engine.

I would like to add support for turning on the 'echo_pool' option when creating the engine.

http://docs.sqlalchemy.org/en/rel_0_9/core/engines.html#sqlalchemy.create_engine.params.echo_pool