Actually 4th edition (2005, 877pp) link at amz is: http://www.amazon.com/Readings-Database-Systems-Joseph-Hellerstein/dp/0262693143/ http://www.amazon.com/Readi

Actually 4th edition (2005, 877pp) link at amz is: http://www.amazon.com/Readings-Database-Systems-Joseph-Hellerstein/dp/0262693143/ http://www.amazon.com/Readings-Database-Systems-Joseph-Helle... Doesn't seem to be selling like Harry Potter. ...and must be considered a text book, since Amz is only allowing 10% off the $60 cover price.