Database: Difference between revisions

Revision as of 11:38, 24 January 2012

Revision as of 13:49, 24 January 2012

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{{Main|Materialized view}}

Often storage redundancy is employed to increase performance. A common example is storing ''[[materialized view]]s'', which are frequently-needed ''External views''. Storing such external views saves expensive computing of them each time they are needed.so we use it

=====Database and database object replication=====