The book on Big Data Storage provides an in-depth exploration of the various technologies and methodologies used for storing and managing large-scale datasets. It covers the fundamentals of big data storage, including the architecture and principles of distributed file systems like HDFS and cloud-based storage solutions. The book delves into data modeling techniques, storage optimization strategies, and the challenges associated with scaling storage systems to accommodate growing data volumes. It also examines the integration of storage systems with big data processing frameworks such as Apache Hadoop and Spark. Additionally, the book addresses issues related to data consistency, fault tolerance, and security. Practical examples and case studies illustrate real-world applications and best practices, making it a valuable resource for understanding and implementing effective big data storage solutions.