Aggregations
Aggregations summarise documents like GROUP BY.
What you will be able to do
- Use terms aggregations.
- Use date_histogram for time.
- Combine with queries.
In plain English
Aggregations summarise documents like GROUP BY.
- Use terms aggregations.
- Use date_histogram for time.
- Combine with queries.
GET /courses/_search
{
"size": 0,
"aggs": { "by_course": { "terms": { "field": "course.keyword" } } }
}Your turn
EasyExplain it back
Answer from memory: What does size: 0 do?
TEXT · starter
Your answer…Check your understanding before moving on.
Knowledge checkQuestion 1
What does size: 0 do?
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.