The figure shows that the same number of remote calls, namely four, is used to retrieve the entire shopping cart as in the joined-tables implementation.
上图显示了在连接表实现中用相同数量的远程调用（即4 个）来检索整个购物车。
The normal hip is a tightly joined "ball and socket" joint (Figure 1).
正常的髋关节是一个紧密参加“球窝”联合(图1)。
The normal hip is a tightly joined "ball and socket" joint (Figure 1).
正常的髋关节是一个紧密参加“球窝”联合(图1)。
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