Oracle’s deal to purchase BEA Systems for $8.5 billion is the company’s 12th acquisition since January 2007. Here’s a look at each Oracle purchase and what it means. March 1: Oracle buys business ...

RUNNING A GIANT software business used to be fun. Sure, coming up with a great product was a grind. But once you had one that customers could not live without—be it Microsoft Office, Amazon.com, ...