(EMAILWIRE.COM, June 17, 2005 ) TORONTO & SANTA CLARA, Calif. – DataMirror® (NASDAQ: DMCX - News; TSX: DMC - News) today announced, based on customer requests, it has posted to the company’s Website a replay of a Webcast entitled, Greater Scale and Speed of Integration: Change Data Capture. The Webcast was hosted on June 14 and featured commentary from Philip Russom, Principal Analyst, Forrester Research, and Nigel Stokes, CEO, DataMirror on the subject of using change data capture technology to increase the scale and speed of data integration. The Webcast benefits organizations that are experiencing a proliferation of data along with increased demand for access to corporate information from both internal and external sources.

To download the replay, visit: http://www.datamirror.com/forresterwebcast

For information on upcoming DataMirror Webcasts, visit: http://www.datamirror.com/webinars

About DataMirror

DataMirror (NASDAQ: DMCX; TSX: DMC), a leading provider of real-time data integration, protection and java database solutions, improves the integrity and reliability of information across all of the systems that create and store data. DataMirror’s flexible and affordable integration solutions allow customers to easily and continuously detect, translate, and communicate all information changes throughout the enterprise. DataMirror helps customers make better decisions by providing access to the continuous, accurate information they need to take timely action and move forward faster.

Over 2,000 companies have gained tangible competitive advantage from DataMirror software. DataMirror is headquartered in Markham, Canada and has offices around the globe. For more information, visit www.datamirror.com.

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"Safe Harbour" Statement under the United States Private Securities Litigation Reform Act of 1995:

Forward-looking statements in this press release, including statements regarding DataMirror Corporation's business which are not historical facts, are made pursuant to the "safe harbour" provisions of the United States Private Securities Litigation Reform Act of 1995. Forward-looking statements include statements of plans, objectives, strategies and expectations. The words "anticipate", "believe", "estimate" and "expect" and similar expressions are intended to identify forward-looking statements. Numerous important factors affect DataMirror's operating results and could cause DataMirror's actual results to differ materially from the results indicated by this press release or by any forward-looking statements made by, or on behalf of, DataMirror, and there can be no assurance that future results will meet expectations, estimates or projections. These factors include, but are not limited to, the following: the difficulty of developing, marketing and selling new products successfully; variability of quarterly operating results; dependence upon the continued growth and success of DataMirror's software products; competition; rapid technological change and new product introductions; dependence upon continued growth in the database and enterprise data integration markets; dependence upon relationships with complementary vendors and distribution channels; the ability to recruit and retain key personnel; risks of international operations, including currency exchange rate fluctuations and global economic conditions; possible software errors or defects; possible infringement claims by third parties; and other factors discussed in DataMirror’s Annual Information Form and other periodic filings with the United States Securities and Exchange Commission and other regulatory authorities. Should one or more of these risks or uncertainties materialize, or should assumptions underlying the forward-looking statements prove incorrect, actual results may vary materially from those indicated in any forward-looking statements. DataMirror disclaims and does not assume any obligation to update these forward-looking statements.

Copyright 2005 DataMirror Corporation. DataMirror and the DataMirror family of related marks are registered trademarks of DataMirror Corporation. DataMirror and the DataMirror logo are registered in the U.S. Patent and Trademark office, the Canadian Intellectual Property Office, and may be pending or registered in other countries. All other products and services mentioned are trademarks of their respective companies.

Contacts:
Tom Giantsopoulos, Corporate Communications, DataMirror Corporation, 905-415-0310 ext. 153,

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