Digital transformation in cloud computing : top level design architecture and applications With the rapid development of cloud computing and digital transformation well designed cloud based architecture is always in urgent need. Illustrated by project cases from the Chinese technology company Alibaba Group this book elaborates how to design a cloud based application system and build them on the cloud. Cloud computing is far from being just a resource provider; it offers database storage and container services that can help to leverage key advantages for business growth. Based on this notion authors from the Alibaba Cloud Intelligence Global Technology Services introduce new concepts and cutting edge technology in the field including cloud native high availability and disaster tolerance design on cloud business middle office data middle office and enterprise digital transformation. Resting upon Alibabas years of practice and achievements in the field of cloud technology the volume also elucidates the methodology and practice solutions of digital construction including methodology product tools technical processes architecture design cloud application capacity assessment and optimization etc. The book will appeal to researchers students and especially IT practitioners professionals and managers interested in cloud computing digital transformation cloud migration business middle office data middle office as well as the Alibaba Cloud Intelligence itself