Remove index related changes

django_celery_beat/migrations/0002_auto_20161118_0346.py

@@ -4,7 +4,6 @@
 
 from django.db import migrations, models
 import django.db.models.deletion
-import django_celery_beat.models
 
 
 class Migration(migrations.Migration):
@@ -51,14 +50,3 @@ class Migration(migrations.Migration):
                 to='django_celery_beat.SolarSchedule', verbose_name='solar'),
         ),
     ]
-    custom_operations = [
-        migrations.AddIndex(
-            model_name='periodictask',
-            index=django_celery_beat.models.CeleryMySQLIndex(
-                fields=['name'],
-                name='django_cele_name_9c39ec_idx'
-            )
-        )
-    ]
-
-    operations = operations + custom_operations

django_celery_beat/models.py

@@ -11,7 +11,6 @@
 from django.core.validators import MaxValueValidator
 from django.db import models
 from django.db.models import signals
-from django.db.models.indexes import Index
 from django.utils.translation import ugettext_lazy as _
 
 from . import managers, validators
@@ -41,23 +40,6 @@ def cronexp(field):
     return field and str(field).replace(' ', '') or '*'
 
 
-class CeleryMySQLIndex(Index):
-    def create_sql(self, model, schema_editor, using=''):
-        sql_create_index = 'CREATE INDEX %(name)s ON %(table)s (%(columns)s(%(size)d))%(extra)s'
-        sql_parameters = self.get_sql_create_template_values(
-            model,
-            schema_editor,
-            using
-        )
-        sql_parameters['size'] = getattr(
-            settings,
-            'DJANGO_CELERY_BEAT_NAME_MAX_LENGTH',
-            200
-        )
-        sql = sql_create_index % sql_parameters
-        return sql
-
-
 @python_2_unicode_compatible
 class SolarSchedule(models.Model):
     """Schedule following astronomical patterns."""
@@ -341,7 +323,6 @@ class Meta:
 
         verbose_name = _('periodic task')
         verbose_name_plural = _('periodic tasks')
-        indexes = [CeleryMySQLIndex(fields=['name'])]
 
     def validate_unique(self, *args, **kwargs):
         super(PeriodicTask, self).validate_unique(*args, **kwargs)