Materialised views
Materialised views incrementally aggregate incoming data.
What you will be able to do
- Use TO for a target table.
- Aggregate on insert.
- Query the target.
In plain English
Materialised views incrementally aggregate incoming data.
- Use TO for a target table.
- Aggregate on insert.
- Query the target.
CREATE MATERIALIZED VIEW totals TO totals_table AS
SELECT course, sum(minutes) AS total FROM lessons GROUP BY course;Your turn
EasyExplain it back
Answer from memory: When does a materialised view update?
TEXT · starter
Your answer…Check your understanding before moving on.
Knowledge checkQuestion 1
When does a materialised view update?
Select an answer to continue
Study tools
Make it yours.
Keep a private note for this lesson, then turn the key ideas into flashcards you can revisit.
Sign in to save notes and flashcards.Both are private to your account and stay with your progress.
Sign inFinished reading?
Lock in what you just learned.
0%
Mark this lesson complete to save your place and move one step closer to the certificate.