We Can Query More than We Can Tell: Facilitating Collaboration Through Query-Driven Knowledge-Sharing

Today, the prominence of data science within organizations has given rise to teams of data science workers collaborating on extracting insights from data, as opposed to individual data scientists working alone. However, we still lack a deep understanding ...

The problem of query containment is fundamental to many aspects of database systems, including query optimization, determining independence of queries from updates, and rewriting queries using views. In the data-integration framework, however, the ...

The main objective of a mediator-based data integration system is to provide a unified view of several distributed and heterogeneous data sources. This view, called mediation schema, corresponds to a set of elements computed from data available on the ...