# New features

* Added native JSON data type support in all supported databases: https://docs.ponyorm.com/json.html

# Backward incompatible changes

* Dropped Python 2.6 support

# Improvements

* #179 Added the compatibility with PYPY using psycopg2cffi
* Added an experimental @db_session `strict` parameter: https://docs.ponyorm.com/transactions.html#strict

# Bugfixes

* #182 - LEFT JOIN doesn't work as expected for inherited entities when foreign key is None
* Some small bugs were fixed