Modern data-intensive applications have to manage huge quantities of streaming/relational
data and need advanced query capabilities involving combinations of continuous queries …

Abstract The Database Group (DBGroup, www. dbgroup. unimore. it) and Information
System Group (ISGroup, www. isgroup. unimore. it) research activities have been mainly …

The digital transformation of organizations is making workplace collaboration more and
more powerful and work always" observable"; however, the informational and managerial …

Data analysis in rich spaces of heterogeneous data sources is an increasingly common
activity. Examples include exploratory data analysis and personal information management …

Keyword search has been seen in recent years as an attractive way for querying data with
some form of structure. Indeed, it allows simple users to extract information from databases …

The proliferation of social and collaborative sites makes users increasingly active in the
generation of socialgraph data; however, such sea of data often hinders them from finding …