This document provides resources for learning about database management systems including slides, PDF files, lecture videos, and websites. It is organized into 5 units that cover topics like database design, the relational model, normalization, concurrency control, recovery techniques, and indexing. Each unit lists multiple online resources such as lecture slides and videos that provide information on the technical concepts and steps covered in that unit. The document concludes by listing several important references and resources for obtaining a complete overview of database systems.