Warning: file_get_contents(/data/phpspider/zhask/data//catemap/2/django/19.json): failed to open stream: No such file or directory in /data/phpspider/zhask/libs/function.php on line 167

Warning: Invalid argument supplied for foreach() in /data/phpspider/zhask/libs/tag.function.php on line 1116

Notice: Undefined index: in /data/phpspider/zhask/libs/function.php on line 180

Warning: array_chunk() expects parameter 1 to be array, null given in /data/phpspider/zhask/libs/function.php on line 181
Django DateTimeRangeField如何仅按下限筛选?_Django_Datetimerangefield - Fatal编程技术网

Django DateTimeRangeField如何仅按下限筛选?

Django DateTimeRangeField如何仅按下限筛选?,django,datetimerangefield,Django,Datetimerangefield,假设我有一个带有DateTimeRange字段的模型,我想按下限大于now()进行过滤,不管上限是什么: BackupResource.objects.filter(datetime_range__lower__gt=timezone.now()) 它出错了: Unsupported lookup 'lower' for DateTimeRangeField or join on the field not permitted. 尝试执行以下操作 BackupResource.objects

假设我有一个带有DateTimeRange字段的模型,我想按
下限
大于
now()
进行过滤,不管
上限是什么:

BackupResource.objects.filter(datetime_range__lower__gt=timezone.now())
它出错了:

Unsupported lookup 'lower' for DateTimeRangeField or join on the field not permitted.

尝试执行以下操作

BackupResource.objects.filter(datetime_range__startswith__gt=timezone.now())