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Continuously Adaptive Continuous Queries

Continuously Adaptive Continuous Queries. Sam Madden Mehul Shah DB Lunch, 11/9/01. Basic Architecture. Grouped Filter. Per Tuple State. Tuple Lineage. T.c Stem. R.a Stem. S.b Stem. R. R. R. R. Query 1. Query 2. Query 3. Tuple Lineage. T.c Stem. R.a Stem. S.b Stem. R. R. R.

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Continuously Adaptive Continuous Queries

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  1. Continuously Adaptive Continuous Queries Sam Madden Mehul Shah DB Lunch, 11/9/01

  2. Basic Architecture

  3. Grouped Filter

  4. Per Tuple State

  5. Tuple Lineage T.c Stem R.a Stem S.b Stem R R R R Query 1 Query 2 Query 3

  6. Tuple Lineage T.c Stem R.a Stem S.b Stem R R R R Query 1 Query 2 Query 3

  7. Tuple Lineage T.c Stem R.a Stem S.b Stem R R R R Query 1 Query 2 Query 3

  8. Tuple Lineage T.c Stem R.a Stem R S.b Stem R R R Query 1 Query 2 Query 3

  9. Tuple Lineage T.c Stem R.a Stem S.b Stem R R R R Query 1 Query 2 Query 3

  10. Tuple Lineage T.c Stem R.a Stem S.b Stem S S S Query 1 Query 2 Query 3

  11. Tuple Lineage T.c Stem R.a Stem S.b Stem S S S Query 1 Query 2 Query 3

  12. NiagaraCQ select from quotes,articles where quotes.price > x and articles.symbol = quotes.symbol

  13. CACQ select from quotes,articles where quotes.price > x and articles.symbol = quotes.symbol

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