How it works...

The PI column is used to distribute the data across the AMPS. Same data values with lend on same AMPs, which will increase the skew in tables is distribution is more on one AMP then the others.

Get Teradata Cookbook now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.