Red Hat launches data integration project. What if Oracle bought Sun? The origins of Hadoop. Trademarking ‘Open Cloud’. The pluses and minuses of copyright assignment. And more.

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A day earlier than normal thanks to the long weekend, here’s the latest links round-up. We’ll be back on Tuesday next week with more of the same:

# Red Hat introduced the Teiid open source data integration project via JBoss.org.

# InfoWorld’s Neil McAllister wondered what would happen if Oracle bought Sun Microsystems. There’s a lot to agree with in his analysis, so much so that Oracle does begin to look like something of a safe haven for Sun.

# While Bloomberg reported more speculation on board-level disagreements within Sun and revealed that shareholder Relational Investors LLC sold its stake at the height of the speculation.

# Nice article in The Register about the origins of Hadoop and how Google benefits from the developments of others.

# Red Hat put some meat on the open source gov bones with Delivering a Better Government Faster Through Open Source.

# Sun released a new version of VirtualBox with support for Open Virtualization Format and virtual appliances.

# Pentaho’s James Dixon published a new version of the Beekeper Model for understanding commercial open source and the relationships between vendors and communities.

# Linux Foundation announced that it is to make the openSUSE Build Service available through the Linux Developer Network.

# Is it necessary to trademark “Open Cloud”? Yes, said Sam Johnston. No, said Krish.

# More views on the pluses and minuses of copyright assignment from Dave Neary and Aaron Seigo, following our post on the subject.

# Sirius’s Mark Taylor illustrated “the true cost of migrating to open source.