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Oracle Database 10g Real Application Clusters Handbook by K Gopalakrishnan

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APPENDIX ARAC Reference

Oracle Database 10g Real Application Clusters Handbook racle database is very rich in terms of providing diagnostic data and statistics. It provides an enormous amount of statistics about most of the internal operations, and they are exposed through a group of underlying views that are maintained by the database server. These views are normally accessible to the database administrator user SYS. They are called dynamic performance views because they are continuously updated while a database is open and in use, and their contents relate primarily to performance.

These views are built on the set of internal memory structures commonly known as x$views. These internal and undocumented views expose the runtime statistics of ...

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