English

A Decidable Case of Query Determinacy: Project-Select Views

Databases 2024-11-14 v1

Abstract

Query determinacy is decidable for project-select views and a project-select-join query with no self joins, as long as the selection predicates are in a first-order theory for which satisfiability is decidable.

Cite

@article{arxiv.2411.08874,
  title  = {A Decidable Case of Query Determinacy: Project-Select Views},
  author = {Wen Zhang and Aurojit Panda and Mooly Sagiv and Scott Shenker},
  journal= {arXiv preprint arXiv:2411.08874},
  year   = {2024}
}
R2 v1 2026-06-28T19:58:44.306Z