StreamBase has just, amidst much fanfare, announced that it is pushing for the establishment of a standard development language for event processing applications. While the company does not necessarily expect that its StreamSQL will be adopted for this purpose, it does contend that SQL should be the starting point for such a standard. This is [...]

In organizations, just as in organisms, responding suitably to critical threats can be a matter of life and death.
The zebra that fails to detect the stalking lion becomes that lion’s dinner. Yet a zebra continually fleeing imagined threats would be just as vulnerable, risking death by exhaustion or a blunder into hostile territory in which [...]

2006 ACM SIGMOD International Conference on Management of Data
Eugene Wu, UC Berkeley
Yanlei Diao, UMass Amherst
Shariq Rizvi, Google Inc.
In this paper, we present the design, implementation, and evaluation of a system that executes complex event queries over real-time streams of RFID readings encoded as events. These complex event queries filter and correlate events to match specific [...]