REDWOOD CITY, Calif., September 10, 2001 - Informatica Corporation (NASDAQ: INFA), the leading provider of enterprise analytic software, today announced that Orbitz, the new online travel agency founded by the world's leading airlines, has selected the Informatica eSite analytic application to enhance the online experience of its customers. Informatica eSite will help Orbitz capture and analyze clickstream data from its www.orbitz.com site to better serve its customers.

“With Informatica eSite, we can better analyze our clickstream data alongside other Web-based customer and visitor information to optimize our site for customer satisfaction,” said Kevin Malover, CIO of Orbitz. “We chose the Informatica eSite application over first-generation clickstream tools because of its powerful performance and scalability, critical features that let us effectively analyze fast-growing volumes of Web and other customer data as our customer base expands. The application's best-of-breed analytics and metrics will allow us to identify patterns and trends so we can tailor our service to attract and retain customers.”

“In any online business, understanding the differences in customer behavior and needs in various markets and geographic regions can be critical to an organization's success,” said Sanjay Poonen, vice president and general manager, Informatica Applications. “Companies like Orbitz can use online analytics to their competitive advantage by analyzing customer behavior and then tailoring marketing campaigns to attract new customers while also improving customer loyalty and retention.”

Informatica eSite is a sophisticated analytic application that enables companies to integrate clickstream data with other key information from across the enterprise in order to analyze and improve the effectiveness of their Web channels. Available as a standalone product outside of the larger Informatica eCRM application, Informatica eSite can help companies grow their online businesses by transforming the enormous volumes of clickstream data generated from their Web sites into valuable insight.

Orbitz, LLC is the Chicago-based Internet travel services company that created www.orbitz.com , the full-service Internet travel agency that offers the most low fares on the Internet, including the biggest collection of discounted web-only fares anywhere. Founded by the world's leading airlines (American, Continental, Delta, Northwest and United), Orbitz has a team of travel, technology, consumer products and communications experts working to create an Internet travel site that meets consumers' desire for more fare, flight and travel information to make “Visiting Planet Earth” fun and easy.

About Informatica

Informatica provides enterprise analytic software that enables decision makers to transform business insight into competitive advantage. Informatica provides the industry's only integrated set of analytic products, including a powerful data integration platform, a suite of cross value chain analytic applications, and soon the real-time delivery of personalized analytics via web, wireless and voice. More than 1,300 customers, including 60 percent of the Fortune 100, rely on Informatica software to integrate, analyze and deliver critical information to managers, executives and other decision-makers to optimize business performance. The company's list of global customers includes 3Com, AMD, American Airlines, BMW, Borders Group, Chevron, Cisco, CNET, the Department of Justice, Deutsche Bank, eBay, General Electric, Hewlett-Packard, MetLife, Motorola, Philips, Polo Ralph Lauren, Sprint, UBS and the U.S. Postal Service. For more information, call +1-800-970-1179, or visit the Informatica Web site at http://www.informatica.com/.

Contact:

Samantha Moore
Informatica Corporation
650.687.6361
pr@informatica.com

Colleen Haikes
TSI Communications
650.635.0200
chaikes@tsicomm.com