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Mark Callaghan | by O'Reilly Conferences
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Mark Callaghan

Mark Callaghan (Facebook) on stage at the O'Reilly MySQL Conference & Expo 2010 in Santa Clara.

 

Photo by James Duncan Davidson. Editorial and blog use in articles about the MySQL Conference & Expo 2010, as well as personal and non-commercial use, is permitted with attribution alongside the image and a link back to this photo page where possible.

 

MySQL Conference & Expo 2010 is presented by O'Reilly Media. Produced by Good Company Communications.

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Taken on April 13, 2010