Abstract
The design of "STEAM", Purdue Boiler Makers' stream database system, which allows the processing of continuous and snap-shot queries over data streams is discussed. Nile extends the query processor engine, of a object-relational database management system, PREDATOR, to process continuous queries over data streams. Nile uses several approaches based on window-based operators and W-Expire, for emulating tuple addition to and subtraction from the window content. Nile implements each operator as a separate preemptive system-scheduled thread, with operators communicating with each other through a network of FIFO queues.
Original language | English (US) |
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Title of host publication | Proceedings - 20th International Conference on Data Engineering - ICDE 2004 |
Number of pages | 1 |
Volume | 20 |
DOIs | |
State | Published - Jun 3 2004 |
Event | Proceedings - 20th International Conference on Data Engineering - ICDE 2004 - Boston, MA., United States Duration: Mar 30 2004 → Apr 2 2004 |
Other
Other | Proceedings - 20th International Conference on Data Engineering - ICDE 2004 |
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Country | United States |
City | Boston, MA. |
Period | 3/30/04 → 4/2/04 |