丛林
发表于 2025-3-25 03:39:30
Maximally Contained Rewritings (MCRs),We may obtain a view instance . in either of the following two ways..In Chapter 3, we only considered the CWA, as it was proper for equivalent rewritings. For contained rewritings, however, we may have the following two different definitions.
innovation
发表于 2025-3-25 09:50:53
Answering Queries in Presence of Dependencies,In this chapter we revisit the problems of query containment and of finding equivalent and maximally contained rewritings for the case where we are interested in applying the results only on those database instances that satisfy certain dependencies.
蛛丝
发表于 2025-3-25 15:32:17
Answering Queries Using Views,The problem of answering queries using views suggests several theoretical questions. In this chapter we discuss some of these questions.
节省
发表于 2025-3-25 16:45:59
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彩色的蜡笔
发表于 2025-3-25 22:30:08
978-3-031-00743-9Springer Nature Switzerland AG 2019
Harrowing
发表于 2025-3-26 01:05:38
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起波澜
发表于 2025-3-26 04:34:08
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真实的你
发表于 2025-3-26 12:08:45
2153-5418 formation integration, data warehousing, website design and, recently, database-as-a-service and data placement in cloud systems...This book assembles foundational work on answering queries using views in a self-contained manner, with an effort to choose material that constitutes the backbone of the
空气传播
发表于 2025-3-26 13:12:42
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发起
发表于 2025-3-26 17:46:16
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