Oracle Database - Performance

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Embedding a cube-organized materialized view (cache, pre-computation tasks) for your multi-dimensional reporting and analysis might deliver a level of performance that would require an orders of magnitude larger hardware to satisfy the same queries using parallel execution and the detail data records.

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Oracle Database

Documentation about the Oracle database
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Oracle Database - ADDM (Automated Database Diagnostic Monitor) - Automatic Performance Diagnostics Tool

ADDM (Automated Database Diagnostic Monitor) is available since Oracle 10g. are useful features for performance tuning and troubleshooting. ADDM reports the most significant performance problems between...
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Oracle Database - Deadlock

A deadlock can occur when two or more users are waiting for data locked by each other. Deadlocks prevent some transactions from continuing to work. Oracle Database automatically detects deadlock situations...
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Oracle Database - Parallel execution in an RAC environment

RAC provides an excellent architecture to incrementally scale your hardware configuration as you require system resources. You can use the additional resources to: support additional users (and hence...

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