A simple query language based on set algebra
โ Scribed by Stefan Arnborg
- Publisher
- Springer Netherlands
- Year
- 1980
- Tongue
- English
- Weight
- 750 KB
- Volume
- 20
- Category
- Article
- ISSN
- 0006-3835
No coin nor oath required. For personal study only.
๐ SIMILAR VOLUMES
Tuples of a temporal relation are equipped with a valid time period. A simple extension of the selectionprojection-cross product (SPC) algebra for temporal relations is defined, which conforms to primitives in existing temporal query languages. In particular, temporal projection involves coalescing
filter (โ, โ โจ q)-fuzzy (implicative, positive implicative, fantastic) filter Fuzzy (implicative, positive implicative, fantastic) filter with thresholds (Implicative, positive implicative, fantastic) filteristic soft BL-algebra a b s t r a c t By means of โ-soft sets and q-soft sets, some character