EXPLAIN [ANALYZE] helper
Goal
Make possibility to request from bot
information about plan operations.
TODO / How to implement
Based on these articles
- https://habr.com/ru/post/275851/
- https://habr.com/ru/post/276973/
- https://habr.com/ru/post/279255/
- https://habr.com/ru/post/281036/
- https://habr.com/ru/post/282011/
https://www.depesz.com/tag/unexplainable/
create a remote knowledge base that will be periodically updated.
Acceptance criteria
Type help explain HashAggregate
get response like:
This operation is used basically whenever you are using GROUP BY and some aggregates, like sum(), avg(), min(), max() or others.
Example:
...
diagram.png
Additional features
- localization
Edited by Nikolay Samokhvalov