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Of the built-in backends, only Oracle treats empty strings and nulls as equal, so avoid testing the default connection backend for interprets_empty_strings_as_nulls if it can be established from the lookup that it wouldn't affect the lookup instance returned. This improves performance a small amount for most lookups being built, because accessing the connections requires touching the thread critical `Local` which is an expensive operation.
Django
Django is a high-level Python web framework that encourages rapid development and clean, pragmatic design. Thanks for checking it out.
All documentation is in the "docs" directory and online
at https://docs.djangoproject.com/en/stable/.
If you're just getting started, here's how we recommend you read the
docs:
- First, read
docs/intro/install.txtfor instructions on installing Django. - Next, work through the tutorials in order
(
docs/intro/tutorial01.txt,docs/intro/tutorial02.txt, etc.). - If you want to set up an actual deployment server, read
docs/howto/deployment/index.txtfor instructions. - You'll probably want to read through the topical guides (in
docs/topics) next; from there you can jump to the HOWTOs (indocs/howto) for specific problems, and check out the reference (docs/ref) for gory details. - See
docs/READMEfor instructions on building an HTML version of the docs.
Docs are updated rigorously. If you find any problems in the docs, or think they should be clarified in any way, please take 30 seconds to fill out a ticket here: https://code.djangoproject.com/newticket
To get more help:
- Join the
#djangochannel onirc.libera.chat. Lots of helpful people hang out there. See https://web.libera.chat if you're new to IRC. - Join the django-users mailing list, or read the archives, at https://groups.google.com/group/django-users.
To contribute to Django:
- Check out https://docs.djangoproject.com/en/dev/internals/contributing/ for information about getting involved.
To run Django's test suite:
- Follow the instructions in the "Unit tests" section of
docs/internals/contributing/writing-code/unit-tests.txt, published online at https://docs.djangoproject.com/en/dev/internals/contributing/writing-code/unit-tests/#running-the-unit-tests
Supporting the Development of Django
Django's development depends on your contributions.
If you depend on Django, remember to support the Django Software Foundation: https://www.djangoproject.com/fundraising/