django1/django/contrib/postgres/functions.py

20 lines
562 B
Python

from django.db.models import DateTimeField, Func, UUIDField
class RandomUUID(Func):
template = 'GEN_RANDOM_UUID()'
def __init__(self, output_field=None, **extra):
if output_field is None:
output_field = UUIDField()
super().__init__(output_field=output_field, **extra)
class TransactionNow(Func):
template = 'CURRENT_TIMESTAMP'
def __init__(self, output_field=None, **extra):
if output_field is None:
output_field = DateTimeField()
super().__init__(output_field=output_field, **extra)