Abstract
An execution plan, as described in Chapter 10, is composed of several operations. The most commonly used operations are those that access, filter, and transform data. This chapter specifically deals with data access operations, or, in other words, how the database engine is able to access data.
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- 1.
Actually, there are also multitable hash clusters and index clusters. They’re not described here because they’re rarely used in practice.
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© 2014 Christian Antognini
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Antognini, C. (2014). Optimizing Data Access. In: Troubleshooting Oracle Performance. Apress, Berkeley, CA. https://doi.org/10.1007/978-1-4302-5759-2_13
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DOI: https://doi.org/10.1007/978-1-4302-5759-2_13
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Publisher Name: Apress, Berkeley, CA
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Online ISBN: 978-1-4302-5759-2
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