The Optimistic Concurrency Control (OCC) method has been commonly used for in-memory databases to ensure transaction serializability — a transaction will be aborted if its read ...
The chase is a well-known algorithm with a wide range of applications in data exchange, data cleaning, data integration, query optimization, and ontological reasoning. Since the c...
Marco Calautti, Sergio Greco, Cristian Molinaro, I...
Pioneered by Google’s Pregel, many distributed systems have been developed for large-scale graph analytics. These systems employ a user-friendly “think like a vertex” progra...
Traditional database queries follow a simple model: they define constraints that each tuple in the result must satisfy. This model is computationally efficient, as the database ...
Matteo Brucato, Juan Felipe Beltran, Azza Abouzied...
Locking is one of the predominant costs in transaction processing. While much work has focused on designing efficient concurrency control mechanisms, not much has been done on un...