Please take this survey to help us learn more about how you use third party tools. Your input is greatly appreciated!

What are some guidelines for measuring query performance for my environment?

rjs_docsrjs_docs Employee
edited April 1 in General Discussion

In my environment, the shortest run query (2 mins) has the highest memory consumption (+100GB). Should I be concerned about that?
@bat @rbankula

From Optimizing Query Performance and Resource Pool Tuning.

Answers

  • skamatskamat Administrator

    When queries consume 100+ GB it is most likely doing may additional acquisitions to build hash table require for join or group by. You can try some of the tips and tricks from today presentation to analyse this and make possible optimizations .

Leave a Comment

BoldItalicStrikethroughOrdered listUnordered list
Emoji
Image
Align leftAlign centerAlign rightToggle HTML viewToggle full pageToggle lights
Drop image/file

Can't find what you're looking for? Search the Vertica Documentation, Knowledge Base, or Blog for more information.