#31144: MySQL unique constraints incorrectly limited to 255 char when it should
be
1000.
-------------------------------------+-------------------------------------
Reporter: Steven Mapes | Owner: nobody
Type: Bug | Status: new
Component: Database layer | Version: master
(models, ORM) |
Severity: Normal | Resolution:
Keywords: MySQL, MAriaDB, | Triage Stage:
Unique | Unreviewed
Has patch: 0 | Needs documentation: 0
Needs tests: 0 | Patch needs improvement: 0
Easy pickings: 0 | UI/UX: 0
-------------------------------------+-------------------------------------
Comment (by felixxm):
I'm not a MySQL expert, but I think that MySQL doesn't raise any error
it'll just create an unique constraint for the first e.g. 191 characters
and ignores the remaining chars. So users will not be aware that DB
doesn't protect uniqueness.
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Ticket URL: <https://code.djangoproject.com/ticket/31144#comment:6>
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