Oracle, like IBM, Sun and others are still all experimenting with the ways that they can make FOSS development work for them. Oracle is not likely to try to "own" any distribution of Linux, there's no profit or future in that. Instead they, like everyone else, want to set the open standards. Leading on open standards is leading the competiton. Rebecca Henderson, Professor of Management at MIT, has a a great talk on the new hyper-competitive world of open source. You can view it for free through MIT's Open Course Archive: http://mitworld.mit.edu/video/274/