fork/django-q2
1
0
Fork 0
mirror of https://github.com/django-q2/django-q2.git synced 2026-09-19 02:48:16 +08:00
Code Issues Packages Projects Releases Wiki Activity

decoding values_list on a picklefield turns out to be 10 times faster than using list_comprehension

Browse Source
This commit is contained in:
Ilan
2015-07-19 12:26:10 +02:00
parent f65c05624d
commit 9f9c94c983
1 changed files with 4 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
django_q/models.py
View File

@@ -8,6 +8,7 @@ from django.db.models.signals import pre_save
from django.dispatch import receiver
from django.utils import timezone
from picklefield import PickledObjectField
from picklefield.fields import dbsafe_decode
class Task(models.Model):
@@ -32,8 +33,9 @@ class Task(models.Model):
@staticmethod
def get_result_group(group_id):
# values_list() doesn't work here cause it returns encoded fields
return [t.result for t in Task.get_task_group(group_id)]
# values + decode is 10 times faster than just list comprehension
values = Task.objects.filter(group=group_id).values_list('result', flat=True)
return [dbsafe_decode(t) for t in values]
@staticmethod
def get_task(task_id):