In the Database-As-a-Service (DAS) model, clients store their database contents at servers belonging to potentially untrusted service providers. To maintain data confidentiality, ...
This paper describes a unification of two different SQL extensions for streams and its associated semantics. We use the data models from Oracle and StreamBase as our examples. Ora...
Existing approaches for protecting sensitive information stored (outsourced) at external "honest-but-curious" servers are typically based on an overlying layer of encrypt...
Valentina Ciriani, Sabrina De Capitani di Vimercat...
Abstract. Even though SQL has become widely accepted as a language for implementing relational database schemas and querying data, there are cases where s experience the need for n...