#36024: model._meta.db_table
-------------------------------------+-------------------------------------
Reporter: ygbh | Type:
| Uncategorized
Status: new | Component: Database
| layer (models, ORM)
Version: 5.1 | Severity: Normal
Keywords: | Triage Stage:
| Unreviewed
Has patch: 0 | Needs documentation: 0
Needs tests: 0 | Patch needs improvement: 0
Easy pickings: 0 | UI/UX: 0
-------------------------------------+-------------------------------------
hello,use django ORM single
run,exmaple:https://docs.djangoproject.com/en/5.1/topics/settings/#either-
configure-or-django-settings-module-is-required
set db_table ref error.
{{{
class MyManager(models.Manager):
_my_table_name = None
def get_queryset(self):
return super().get_queryset()
def table_name(self, datetime_obj: Union[datetime, str]):
if not self._my_table_name:
MyManager._my_table_name = self.model._meta.db_table
if isinstance(datetime_obj, datetime):
self.model._meta.db_table: str = MyManager._my_table_name +
'_' + datetime_obj.strftime('%Y_%m_%d')
else:
self.model._meta.db_table: str = MyManager._my_table_name +
'_' + datetime_obj
self.model._meta.verbose_name_raw = None
return self
}}}
MySQLDB module print Query SQL:
{{{
SELECT
`record_gateway_2024_12_18`.`id`,
`record_gateway_2024_12_18`.`label`,
`record_gateway_2024_12_18`.`mobile`,
`record_gateway_2024_12_18`.`nation_code`,
CONCAT_WS( '', `record_gateway_2024_12_18`.`nation_code`,
`record_gateway_2024_12_18`.`mobile` ) AS `phone`
FROM
`record_gateway_2024_12_17`
WHERE
CONCAT_WS( '', `record_gateway_2024_12_18`.`nation_code`,
`record_gateway_2024_12_18`.`mobile` ) = '86110'
ORDER BY
`record_gateway_2024_12_18`.`recv_time` DESC
LIMIT 1
}}}
**table_name is set success【record_gateway_2024_12_17】
table_name ref var set fail【record_gateway_2024_12_18】**
Running the Django project directly is normal.
Django ORM has problems running alone.
--
Ticket URL: <https://code.djangoproject.com/ticket/36024>
Django <https://code.djangoproject.com/>
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