DataMirror Bid for Idion Extended.

Business/Technology Editors

TORONTO--(BUSINESS WIRE)--May 28, 2002

DataMirror (Nasdaq:DMCX}(TSE:DMC), the single largest shareholder in Idion Technology Holdings Limited ("Idion"), today announced that its offer to Idion shareholders for R1.80 per ordinary ("common") Idion share is now unconditional. The offer is therefore no longer conditional upon DataMirror receiving valid acceptances for 50% plus one share of the Idion issued share capital, and has been extended until further notice.

DataMirror currently owns 35.2% of Idion common shares acquired at an average cost of R1.16/share and has acceptances for another 1.5% at the offer price of R1.80, to bring its total holdings in Idion to 36.7% acquired for a total cost of approximately Cdn. $7.4 million.

About DataMirror

DataMirror (Nasdaq:DMCX; TSE:DMC) delivers LiveBusiness(TM) software solutions that let customers integrate data in real-time across their enterprises. DataMirror's comprehensive product family unlocks the experience of now(TM) by providing the instant data access, integration and availability customers demand today across all computers in their business.

Over 1,600 companies use DataMirror to integrate their data. Real-time data drives all business. DataMirror is headquartered in Toronto, Canada, and has offices worldwide. DataMirror has been ranked in the Deloitte and Touche Fast 500 as one of the fastest growing technology companies in North America. For more information, call 1-800-362-5955 or visit the DataMirror web site at www.datamirror.com.

Media and Financial Contacts:

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DataMirror Corporation

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DataMirror Corporation

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PR Contact

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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 harbor" provisions of the United States Private Securities Litigation Reform Act of 1995. Forward-looking statements include statements of estimates, expectations, objectives and plans (financial and otherwise). The words "anticipate", "believe", "estimate", "expect" and similar expressions are intended to identify forward-looking statements. Numerous 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: variability of quarterly operating results; dependence upon the continued growth and success of DataMirror's software products; competition; the ability to develop, market, support and acquire new products in an environment of rapidly changing technology; 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, currency exchange rate fluctuations and global economic conditions; possible software errors or defects; possible infringement claims by third parties; and other factors discussed in the Company's Annual Information Form and other periodic filings with the United States Securities and Exchange Commission and other regulatory authorities.

Copyright 2002 DataMirror Corporation. All rights reserved. DataMirror, LiveAudit, LiveBusiness, iReflect, Transformation Server, iCluster and The experience of now are trademarks or registered trademarks of DataMirror Corporation. All other brand or product names are trademarks or registered trademarks of their respective companies.