An extension of the relational data model to incorporate ordered domains.
We extend the relational data model to incorporate partial orderings into data domains, which we call the ordered relational model. Within the extended model, we define the partially ordered relational algebra (the PORA) by allowing the ordering predicate ⊑ to be used in formulae of the s...
| izdano v: | ACM transactions on database systems. 26, 3 (2001). |
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| Glavni avtor: | |
| Format: | Article |
| Jezik: | English |
| Teme: |