Titlebook: Oracle Exadata Survival Guide; David Fitzjarrell,Mary Mikell Spence Book 2013 David Fitzjarrell and Mary Spence 2013

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北極人

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Storage Reconfiguration,arent that the default settings need to be adjusted, so the system is configured with the standard 80/20 allocations. A third disk group, DBFS_DG, is also provided with approximately 32GB of space, and this disk group does not change in size.

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Storage Indexes, catalogs data in uniform pieces and records the barest minimum of information an index could contain. Although the data is minimal, the storage index could be one of the most powerful pieces of Exadata.

Chivalrous

rheumatology

Measuring Performance,se of this book is to make you familiar with, and work knowledgeably on, Exadata, it is the Exadata-specific performance metrics we will be covering. Additionally, we will cover Exadata-related performance topics and relevant internals.

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Migrating Databases to Exadata,h, while others (the physical methods) will require only an . file and the control files to get the process started. The aim of this chapter is to make migrating databases to Exadata as painless a task as possible.

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Exadata Basics,umber of Exadata installations has increased to the point where it will soon become commonplace in data centers across the country. So, what . Exadata? It might be better to begin by stating what Exadata isn’t. Exadata is not

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Compression,: Basic and OLTP. Basic compression is available without the Advanced Compression licensing. A third compression option, Hybrid Columnar Compression (HCC), is available on Exadata systems and non-Exadata systems using Exadata-type storage. This is offered in two basic levels: QUERY and ARCHIVE.