Obtain the solid foundation you need to become an effective database programmer with this nuts-and-bolts PS/SQL book from Oracle Press. Step-by-step coverage includes storing, retrieving, and manipulating data, and a broad range of SQL and PL/SQL functions and tools. Real-life examples and hands-on projects help you see how to apply what you have learned.
Very good story, complex and exciting plot. Lots of unexpected twists and turns, right to the end, but not too hard to follow. Again, I enjoyed the short chapters which keep drawing you on. Certainly worth reading.