Also, column names can be inherited more easily from set operators such as UNION.

另外，可以更轻松地从集合操作符(比如union)继承列名称。

youdao

We're going to build up this taxonomy if you like, but the reason it's relevant is, associated with each one of those types is a set of operators that expect certain types of input in order to do their job.

我们将会建立这种分类，但是这相关的原因是，对于每种类型都有,和之对应的一个操作集,这个操作机对一些输入,做出规定的操作。

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With an elegant, user-friendly interface, unparalleled speed and performance and a broad content line-up, the DivX TV platform is easy to implement and can be supported on virtually any kind of Internet-connected consumer electronics device, including digital televisions, blu-ray players, gaming consoles, pay-tv operators set-top devices, multimedia storage devices, and even mobile phones.

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When drivers reserve a parking spot with the ParkNow app on their smartphone or tablet, they receive a QR code, which they scan at the garage entrance. (The fee is charged to their credit card.) Neff said ParkNow receives a marketing fee from the garage owner for each reservation and the operators set the price.

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Instead of laying copper cables, network operators would set up far less expensive WiMax towers, and then install WiMax telephones in subscribers' homes.

ECONOMIST: Wireless telecoms