What is merge in Oracle?

Related questions

1. Can we delete data from materialized view?
2. Can we update a materialized view in Oracle?
3. Why do we create materialized view?
4. Can you insert into a view?
5. Can we do DML operations on materialized view?
6. What is difference between table and materialized view?
7. Can we drop dual table in Oracle?
8. What is SQL Indexing?
9. What is materialized view in Oracle with example?
10. Can view be updated?

Tags

1. #merge
2. #insert
3. #process
4. #required
5. #operation
6. #statement
7. #table
8. #upsert
9. #reduces
10. #scans
11. #known
12. #introduced
13. #perform
14. #conditionally
15. #presence
16. #parallel
17. #depending
18. #update
19. #oracle