0.18.0

Added

• Add Case-When support. (#943)
• Add Rand/Random function in contrib. (#944)
• Add ON CONFLICT support in INSERT statements. (#428)

Fixed

• Fix bulk_update error when pk is uuid. (#986)
• Fix mutable default value. (#969)

Changed

• Move Function, Aggregate from functions.py to expressions.py. (#943)
• Move Q from query_utils.py to expressions.py.
• Replace python-rapidjson to orjson.

Removed

• Remove asynctest and use unittest.IsolatedAsyncioTestCase. (#416)
• Remove py37 support in tests.
• Remove green and nose2 test runner.