The rapid prevalence of Web and mobile devices are making themselves becoming huge data sources. This new infrastructure presents tremendous challenges for data management technology, and traditional data management technologies such as query processing, transaction management, workflow etc. must all be re-evaluated in this emerging environment. Furthermore, non-traditional issues, such as Web and mobile data management, must all be addressed. This paper aims to investigate this interesting issue, focusing on the challenges and opportunities for the technologies of Web and mobile data management.