app/django/db/backends/mysql/validation.py
author Lennard de Rijk <ljvderijk@gmail.com>
Sat, 21 Feb 2009 10:53:52 +0000
changeset 1421 7602d41f0ed8
parent 323 ff1a9aa48cfd
permissions -rw-r--r--
Made some changes to StudentProposal. Abstract is now required and content field has been added. New is now the default status. This will be used to easily distinguish between applications that didn't have their initial ranking/scoring yet. Patch by: Lennard de Rijk Reviewed by: to-be-reviewed

from django.db.backends import BaseDatabaseValidation

class DatabaseValidation(BaseDatabaseValidation):
    def validate_field(self, errors, opts, f):
        "Prior to MySQL 5.0.3, character fields could not exceed 255 characters"
        from django.db import models
        from django.db import connection
        db_version = connection.get_server_version()
        if db_version < (5, 0, 3) and isinstance(f, (models.CharField, models.CommaSeparatedIntegerField, models.SlugField)) and f.max_length > 255:
            errors.add(opts,
                '"%s": %s cannot have a "max_length" greater than 255 when you are using a version of MySQL prior to 5.0.3 (you are using %s).' % 
                (f.name, f.__class__.__name__, '.'.join([str(n) for n in db_version[:3]])))