Important Formula


What Is A Materialized View In Oracle. A materialized view is a database object that contains the results of a query. The data is physically saved at a specific point in time.

Oracle Refresh Group consistency with nested materialized views. by
Oracle Refresh Group consistency with nested materialized views. by from franckpachot.medium.com

When there is a query on view, it runs the query of the view definition. Basics of materialized views in oracle. A materialized view is a table on disk that contains the result set of a query.


Oracle 11G Materialized View. Oracle uses materialized views (also known as snapshots in prior releases) to replicate data to nonmaster sites in a replication environment and to cache expensive queries in a data warehouse environment. Materialized views improve query performance by precalculating.

Differences between View and materialized view in Oracle YouTube
Differences between View and materialized view in Oracle YouTube from www.youtube.com

The from clause of the query can name tables, views, and other materialized views. (a) all materialized views, with their definition, accessible to the current user in oracle database, (b) all materialized views, with their definition, in oracle. ```sql update country_address set country_iso = 'usa' where address_id = 1;

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