Laurent Schneider's book Advanced Oracle SQL Programming book is a great supplement to core relational database college textbooks.  This book will supplement your core textbooks and help to ensure your college students have a strong grasp of the SQL used in their core relational database textbooks.  This database book will give students a strong grasp of SQL programming and it's applications in real world situations, improving skills presented in their core database textbooks.  If you've been looking for a supplemental college database textbook to help your students polish their skills, look no further.