Thanks zjcheah at yahoo.com for the report.

Ticket 18586

Refactored get_or_create test into several smaller test functions across two
different test classes. Also converted the comments over to docstrings.

Fixed #22398 -- Added detail about callable in KEY_FUNCTION docs

Thanks to @treyhunner and Loïc for their suggestions and review.

Thanks Claude Paroz for the report.

Regression introduced by commit 97774429. Refs #21410.

Refs #20032, #18824. Thanks ztorstri at gmail.com for the report.

Thanks aptiko for the reporti and Tim Graham for the review.

Thanks Josh Kupershmidt.

Thanks intgr for the report.

This commit doesn't include a test because I don't know how to emulate a
database disconnection in a cross-database compatible way.

Also simplified a 'backends' test that was constrained by this problem.

Refs #15802 -- Reverted #7c657b24 as BaseDatabaseWrapper.close() now
has a proper "finally" clause that may need to preserve self.connection.

Refs #21202.

Thanks nofinator for the report.

Python 2 getpass on Windows does not accept unicode, even
when containing on ASCII characters. Related #190807.

Thanks Elvard for the patch.

Thanks Elvard for the patch.

Thanks Tim for review.

Refs #22343; thanks Tim Graham for the fixes.

The ticket was originally about two failing tests, which are
fixed by putting their queries in transactions.

Thanks Tim Graham for the report, Aymeric Augustin for the fix,
and Simon Charette, Tim Graham & Loïc Bistuer for review.

Fixed #22401 -- Deprecated regular expression parsing of initial SQL in favor of installing sqlparse.

Thanks CHI Cheng.

The word 'by' seemed to be missing from the first line of the compilemessages command.

Thanks peterbe for the suggestion.