"Oracle Database 10g PL/SQL 101" is a practical guidebook that aims to teach you the essential skills to become a proficient database programmer. The book covers topics like storing and retrieving data, manipulating data, and various SQL and PL/SQL functions. By providing real-world examples and hands-on projects, it shows you how to apply these concepts in practice. The book is divided into three main parts: Database Basics, Advanced SQL, and Creating Programs Using PL/SQL. It introduces you to the basics of databases, teaches advanced data manipulation techniques, and guides you through creating programs using PL/SQL tools.