• 因为NPSI一个序列列表容易看到DB 2如何来回切换,从索引、索引到表,然后ZIPCODE返回,而不需要排序

    Because the NPSI is a single ordered list, it is easy to see how DB2 could just toggle back and forth, index to table, index to table, and return rows in ZIPCODE order without sorting.

    youdao

  • 所以如果序列一个例对象序列得到的对象会持有两个不同标识

    So if you serialize one singleton twice, the two serialized objects take on separate identities.

    youdao

  • 所以如果序列一个例对象序列得到的对象会持有两个不同标识

    So if you serialize one singleton twice, the two serialized objects take on separate identities.

    youdao

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