Teradata Announces 2009 Second-Quarter Earnings Release Date

Earnings Conference Call to Begin at 8:30 a.m. EDT on August 6
MIAMISBURG, Ohio--(Business Wire)--
Teradata Corporation (NYSE: TDC) today announced that it will release its 2009
second quarter financial results before the market opens on August 6, 2009.
Teradata will host a conference call and live web broadcast at 8:30 a.m. EDT the
same day to discuss the results.

The live web broadcast and replay will be available on the Teradata website at
www.teradata.com/investor.

About Teradata

Teradata Corporation (NYSE: TDC) is the world's largest company solely focused
on raising intelligence through data warehousing, data warehouse appliances,
consulting services and enterprise analytics. Teradata is in more than 60
countries and on the web at www.teradata.com.

Teradata is a trademark or registered trademark of Teradata Corporation in the
United States and other countries.

Teradata Corporation
Gregg Swearingen, 937-242-4600
Investor Relations
gregg.swearingen@teradata.com

Copyright Business Wire 2009