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Django事务何时打开连接@transaction.commit_手动@transaction.atomic

django transactions

Django事务何时打开连接@transaction.commit_手动@transaction.atomic,django,transactions,django-queryset,Django,Transactions,Django Queryset,我想知道数据库连接何时打开 比如说 按照逻辑 是否等待数据库连接到外部\u api\u调用 还是不 @transaction.commit_manually def do_something(): # 1. now db connection open? # api_call response= requests.get(~~~~) # 2. or db connection opened here? aa= User.objects.get(

我想知道数据库连接何时打开

比如说 按照逻辑 是否等待数据库连接到外部\u api\u调用

还是不

@transaction.commit_manually
def do_something():
    # 1. now db connection open?    

    # api_call
    response= requests.get(~~~~)

    # 2. or db connection opened here?
    aa= User.objects.get(id=1)