Many of Oracle's top executives will be there, including Larry Ellison, Mark Hurd, and John Fowler. The keynotes that they are covering will be very interesting, for sure.
Now, whether you will actually be there, or not, you might still find it interesting that several great Solaris-related sessions will be held there, especially as part of the "Oracle Develop" track, such as:
And of course John Fowler's keynote "Server and Storage Systems Strategy".
The complete schedule in English can be found here.
We hope you can make it. If not, there will always be the San Francisco one.