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Code Issues 32 Releases Wiki Activity

Fixed select_related performance regressions

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The regression was caused by select_related fix for Oracle, commit
c159d9cec0.
This commit is contained in:
Anssi Kääriäinen
2012-11-11 14:05:29 +02:00
parent fe21c233d4
commit af044d86b8
2 changed files with 18 additions and 20 deletions
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11
django/db/models/options.py
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@@ -9,11 +9,10 @@ from django.db.models.fields.related import ManyToManyRel
from django.db.models.fields import AutoField, FieldDoesNotExist
from django.db.models.fields.proxy import OrderWrt
from django.db.models.loading import get_models, app_cache_ready
from django.utils.translation import activate, deactivate_all, get_language, string_concat
from django.utils.encoding import force_text, smart_text
from django.utils.datastructures import SortedDict
from django.utils import six
from django.utils.encoding import python_2_unicode_compatible
from django.utils.datastructures import SortedDict
from django.utils.encoding import force_text, smart_text, python_2_unicode_compatible
from django.utils.translation import activate, deactivate_all, get_language, string_concat
# Calculate the verbose_name by converting from InitialCaps to "lowercase with spaces".
get_verbose_name = lambda class_name: re.sub('(((?<=[a-z])[A-Z])|([A-Z](?![A-Z]|$)))', ' \\1', class_name).lower().strip()
@@ -194,6 +193,10 @@ class Options(object):
self.pk = field
field.serialize = False
def pk_index(self):
return [pos for pos, field in enumerate(self.fields)
if field == self.pk][0]
def setup_proxy(self, target):
"""
Does the internal setup so that the current model is a proxy for