Act-Belong-Commit

The protective properties of Act-Belong-Commit indicators against incident depression, anxiety, and cognitive impairment among older Irish adults: Findings from a prospective community-based study

The Act-Belong-Commit campaign is the world's first comprehensive, population-wide, community-based program designed to promote mental health. The campaign targets individuals to engage in mentally healthy activities, while at the same time, encouraging community organizations that offer such activities, to increase participation in their activities. Using nationally-representative data from Ir...

TO COMMIT or NOT TO COMMIT ?

Two-Phase Commit Processing with Restructured Commit Tree

Extensive research has been carried out in search for an ef cient atomic commit protocol and many optimizations have been sug gested to improve the basic two phase commit protocol either for the normal or failure case Of these optimizations the read only optimiza tion is the best known and most widely used whereas the attening of the commit tree optimization is the most recent one proposed for ...

A New Presumed Commit Optimization for Two Phase Commit

Two phase commit PC is used for coordinating the commitment of transactions in distributed systems The preferred PC optimization is the presumed abort variant which reduces the number of messages when transac tions are aborted and eliminates the coordinator s need to retain information about aborted transactions The presumed commit PC variant provides a larger message reduction but its coordina...

Roads Belong in Databases

The popularity of location-based services and the need to perform real-time processing on them has led to an interest in queries on road networks, such as finding shortest paths and finding nearest neighbors. The challenge here is that the efficient execution of operations usually involves the computation of distance along a spatial network instead of “as the crow flies,” which is not simple. T...