#27928: Avoid SET/DROP DEFAULT unless a field changes from null to non-null
-------------------------------------+-------------------------------------
     Reporter:  Christophe Pettus    |                    Owner:  Simon
                                     |  Charette
         Type:  Bug                  |                   Status:  assigned
    Component:  Migrations           |                  Version:  master
     Severity:  Normal               |               Resolution:
     Keywords:                       |             Triage Stage:  Accepted
    Has patch:  0                    |      Needs documentation:  0
  Needs tests:  0                    |  Patch needs improvement:  0
Easy pickings:  0                    |                    UI/UX:  0
-------------------------------------+-------------------------------------
Changes (by Simon Charette):

 * owner:  Christophe Pettus => Simon Charette
 * version:  1.10 => master


Comment:

 I'll reuse #28000's summary which was closed as duplicate as it exemplify
 the general issue more appropriately.

 In the subcase reported here setting `blank=True` changes the effective
 default for operations adding/altering non-nullable fields which trigger
 the actual bug.

--
Ticket URL: <https://code.djangoproject.com/ticket/27928#comment:6>
Django <https://code.djangoproject.com/>
The Web framework for perfectionists with deadlines.

-- 
You received this message because you are subscribed to the Google Groups 
"Django updates" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to [email protected].
To post to this group, send email to [email protected].
To view this discussion on the web visit 
https://groups.google.com/d/msgid/django-updates/061.4b4b45f5135d94ec169727a21c266d68%40djangoproject.com.
For more options, visit https://groups.google.com/d/optout.

Reply via email to