Materialized View in Oracle PL SQL Interview Questions And Answers For Experience & Freshers | Interview Preparation

Materialized View in Oracle PL SQL Interview Questions And Answers For Experience & Freshers | Interview Preparation

Oracle 8I introduced materialized view. 

Materialized view is handled by dba. It is used in data warehousing applications.

Generally view does not stores data whereas materialized view stores data. materialized view is used to improve performance of the joins or aggregate queries. materialized view stores replication of the remote database into the local node. 

Materialized view stores data same like a table but whenever we are refreshing materialized view it synchronize data based on the base table.

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