This book introduces in detail the theoretical basis and practical application of data fabric. It not only explains the basic concepts and related core technologies of data fabric, but also explores its application in fields such as transportation, aerospace, energy, finance by combining actual cases. It also introduces the challenges of data fabric, including data security, data privacy, data quality, and standardization issues. Finally, it predicts the future development trends of data fabric. This book is not only suitable for experts and scholars in the industry, but also for researchers and practitioners engaged in data management and knowledge discovery.