例如，假定您的查询包含区号和完整电话号码上的谓词。

For example, assume your queries contain predicates on area codes and on full phone Numbers.

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例如，邮政编码查询关系可以将电话区号“650”映射到邮政编码“94010”、“94305”等。

For example, a zip code lookup relationship might map the phone area code "650" to the zip codes "94010," "94305," and so on.

youdao

例如，邮政编码查询关系可以将电话区号“650”映射到邮政编码“94010”、“94305”等。

For example, a zip code lookup relationship might map the phone area code "650" to the zip codes "94010," "94305," and so on.

youdao