Database / InfluxDb interview questions

How can you reduce high cardinality?

Avoid unique per event identifiers in tags. Keep stable tag sets and move volatile identifiers like request ids into fields.

Take quiz

How can you reduce high cardinality? Avoid unique IDs as tags

✓ Correct! Well done.

Use UUID tag for every point

✗ Try again if not.

Randomize tag keys

✗ Try again if not.

Drop timestamps

✗ Try again if not.

More Related questions...

	Interviews Questions Java Spring Hibernate DevOps Testing API BigData Web Erlang AI Database Integration Cloud Python Scala Tools Golang SAP	About Javapedia.net Javapedia.net is for Java and J2EE developers, technologist and college students who prepare of interview. Also this site includes many practical examples. This site is developed using J2EE technologies by Steve Antony, a senior Developer/lead at one of the logistics based company. Follow Javapedia updates
	contact: javatutorials2016[at]gmail[dot]com
Kindly consider donating for maintaining this website. Thanks.
	Copyright © 2026, javapedia.net, all rights reserved. Privacy Policy · Terms of Service.