海市蜃楼
发表于 2025-3-21 17:26:22
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BLINK
发表于 2025-3-22 00:19:38
Offloading / Smart Scan,oncept of moving processing from the database servers to the storage layer. It is also the key paradigm shift provided by the Exadata platform. But it’ more than just moving work in terms of CPU usage. The primary benefit of Offloading is the reduction in the volume of data that must be returned to
平
发表于 2025-3-22 03:25:35
Hybrid Columnar Compression,d out in a beta version of 11gR2 and was enabled on both Exadata and non-Exadata platforms. The production release of 11gR2 restricted the feature to Exadata platforms only. Ostensibly this decision was made because the additional processing power available on the Exadata storage servers. Because th
Anal-Canal
发表于 2025-3-22 08:01:42
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Cardiac
发表于 2025-3-22 12:06:23
Exadata Smart Flash Cache,eem to like the term “flash,” which is associated with at least a half dozen features as well. To add to the confusion, there are two features in Oracle Database 11g Release 2 that have almost exactly the same names, Database Smart Flash Cache (DBFC) and Exadata Smart Flash Cache (ESFC). While both
HARD
发表于 2025-3-22 16:30:32
Exadata Parallel Operations,ng is a key component of Exadata because efficient handling of Data Warehouse workloads was a primary design goal for Exadata. In addition, because Offloading/Smart Scan depends on direct path reads, which are used by parallel query slaves, parallel operations take on a whole new importance. Traditi
HARD
发表于 2025-3-22 19:50:35
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你正派
发表于 2025-3-22 22:09:32
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osculate
发表于 2025-3-23 03:56:36
Recovering Exadata,system, your disk drives begin aging. Disk drives have come a long way in the past 30 years, and typical life expectancy has improved dramatically. At the end of the day, though, it’s a matter of “when” a disk will fail, not “if.” And we all know that many disk drives fail long before they should. K
Flagging
发表于 2025-3-23 05:47:07
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