Source: Francois Orsini's Blog
Story Link: http://weblogs.java.net/blog/forsini/archive/2006/06/java_db_is_now.html

Francois Orsini has announced that Apache Derby has become bundled with the latest 1.6 JDK. "...yes it has become a reality! - It is a very exciting event indeed to have an Open Source Java Database System bundled into Sun's *latest* 1.6 JDK (Mustang build 88 to be more precised), and at no cost."