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解决Database returned an invalid datetime value. Are time zone definitions for your database installed?

create_time")).values("month").annotate(c=Count("nid")).values_list("month","c") print("ret----->",ret)

解决方案:

修改settings.py中时区配置信息:

# LANGUAGE_CODE = ‘en-us‘
#
# TIME_ZONE = ‘Asia/Shanghai‘
#
# USE_I18N = True
#
# USE_L10N = True
#
# USE_TZ = True

# 解决Database returned an invalid datetime value. Are time zone definitions for your database installed?

LANGUAGE_CODE = zh-hans

TIME_ZONE = Asia/Shanghai

USE_I18N = True

USE_L10N = True

注意问题:

启用 USE_TZ = True 后,处理时间方面,有两条 “黄金法则”:
保证存储到数据库中的是 UTC 时间;
在函数之间传递时间参数时,确保时间已经转换成 UTC 时间;

 

解决Database returned an invalid datetime value. Are time zone definitions for your database installed?

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