Encyclopedia of Database Systems

Michael Vassilakopoulos, T. T., Terenziani, P., Patel, C., Weng, C., & Romero, R. (2009). Encyclopedia of Database Systems.

Type

Reference work

Intellectual base

Reference work

Year

2009

DOI

10.1007/978-0-387-39940-9_863

Link

https://doi.org/10.1007/978-0-387-39940-9_863

Cited by

1 citation across 1 artifact.

Domain-specific

• Query rewriting
  • Bag semantics, nulls, ordering, aggregates, constraints and side effects complicate equivalence beyond pure relational algebra; optimizer cost estimates select among valid forms.

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