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linsk

读代码遇到一些疑问,求解

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  •   linsk · Aug 17, 2011 · 6688 views
    This topic created in 5366 days ago, the information mentioned may be changed or developed.
    https://github.com/livid/v2ex/blob/master/topic.py#L1118

    #1130~1134行
    q = db.GqlQuery("SELECT * FROM Reply WHERE num = :1", int(reply_num))
    if q[0]:
    reply = q[0]
    topic = reply.topic
    node = topic.node

    #问1134行 为什么不需要先在数据库中获得?因为整个topic对象都存储在reply.topic中吗?
    2 replies    1970-01-01 08:00:00 +08:00
    linsk
        2
    linsk  
    OP
       Aug 17, 2011
    @Weakdancer 感谢你花费的5分钟,很大帮助
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