Difference view and materialized view in Oracle PL SQL Interview Questions And Answers For Experienced & Freshers | Interview Preparation

Difference view and materialized view in Oracle PL SQL Interview Questions And Answers For Experienced & Freshers | Interview Preparation

View :

1) View doesn't stores data

2) Used for security purpose

3) Dropping base table then view not accessible

4) We can perform DML operations on view

Materialized view :

1) Materialized view stores data

2) Used to improve performance

3) Dropping base table also materialized view is accessible

4) We can not perform DML operations on materialized view.

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