Instruct: Classify Amazon reviews into positive or negative sentiment
Query: No Star

Well , yes the so often chosen approach by technical book writers, of lets make it very large with lot's of STUFF, so it sells, which unfortunately most of the time does work. To get to the point, for a software developer, who actually has to produce a system or results outside of academia, this thing will get its best use as a fire starter if one has a fire place.First of all, it takes far too long to find anything, and once found the description looks often like a hieroglyphic abstraction instead of a short example, (very typical for folks who write books about a subject they do not comprehend them self.) My suggestion, if you are looking for a quick straight forward, and ineligible answer try (ORACLE the Complete Reference), written by the Vice President of Oracle.