If you enable this setting, Windows Update scan access is removed.

此设置允许您删除扫描窗口更新的访问。

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Furthermore, deleted rows are skipped unconditionally on table scan access while deleted keys are not skipped for type-2 index scans unless the registry variable DB2_SKIPDELETED is also set.

而且，虽然在type - 2索引扫描中，被删除的行不会被跳过，但是除非同时设置了注册表变量db2_skipdeleted，否则在表扫描访问中，被删除的行将被无条件跳过。

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In the previous section you learned about one type of access method, index scan (IXSCAN), and one type of join method, nested loop join (NLJOIN).

在之前的部分您已经了解了一种类型的访问方法，即索引扫描(IXSCAN)，和一种类型的联接方法，即嵌套循环联接(NLJOIN)。

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However, all modern smartphones have Wi-Fi built in, and wireless networks are common enough in indoor spaces that an app could easily scan for known access points and calculate your position using trilateration.

FORBES: Smartphone Location Tools Are Great ... Until You Get to the Front Door

Computer geeks call it war-driving or Net stumbling: roving around with a Wi-Fi-enabled laptop to scan for nearby Wi-Fi access points, then trying to see if they can use them for free.

FORBES: The Days Of Wi-Fi Scanning Are Numbered

We are confident that users will deeply appreciate the ability to print, scan, copy, fax and access Internet wirelessly, all through a single device that is incredibly easy to set up and use.

ENGADGET: HP's new all-in-one printer adds more to that 'all', turns into a WiFi hotspot