Change-Id: Ib46d6f622fdf11f9813154c6f7a55bbe229b0184
``check_same_thread`` parameter to ``False``. It has been observed that the
previous approach of defaulting to :class:`_pool.NullPool`, which does not
hold onto database connections after they are released, did in fact have a
-measurable negative performance impact. As always, the pool class is always
+measurable negative performance impact. As always, the pool class is
customizable via the :paramref:`_sa.create_engine.poolclass` parameter.
.. seealso::
``check_same_thread`` parameter to ``False``. It has been observed that the
previous approach of defaulting to :class:`_pool.NullPool`, which does not
hold onto database connections after they are released, did in fact have a
- measurable negative performance impact. As always, the pool class is always
+ measurable negative performance impact. As always, the pool class is
customizable via the :paramref:`_sa.create_engine.poolclass` parameter.
.. seealso::