O'Reilly logo

Teradata Architecture for IT and Developers by Tom Coffing, John Nolan

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Chapter 3 – Hashing of the Primary Index

“Write a wise saying and your name will live forever.”

- Anonymous

The Hashing Formula Facts

images

images There is only one Hashing Formula.
images A row's Primary Index value is hashed, and the output is its Row Hash.
images The Row Hash will be stored with the row (on disk) as part of the Row_ID.
If the Hashing Formula ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required