J an 2 01 1 Provenance for Aggregate Queries

  title={J an 2 01 1 Provenance for Aggregate Queries},
  author={Yael Amsterdamer},
We study in this paper provenance information for queries with aggregation. Provenance information was studied in the context of various query languages that do not allow for aggregation, and recent work has suggested to capture provenance by annotating the different database tuples with elements of a commutative semiring and propagating the annotations… CONTINUE READING