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Comparing the expressiveness of downward fragments of the relation algebra with transitive closure on trees
| Content Provider | Scilit |
|---|---|
| Author | Hellings, Jelle Gyssens, Marc Wu, Yuqing Gucht, Dirk Van Bussche, Jan Van Den Vansummeren, Stijn Fletcher, George H. L. |
| Copyright Year | 2019 |
| Description | Journal: Information Systems |
| Related Links | https://dipot.ulb.ac.be/dspace/bitstream/2013/296840/3/paper.pdf |
| ISSN | 03064379 |
| DOI | 10.1016/j.is.2019.101467 |
| Journal | Information Systems |
| Volume Number | 89 |
| Language | English |
| Publisher | Elsevier BV |
| Publisher Date | 2019-11-08 |
| Access Restriction | Open |
| Subject Keyword | Journal: Information Systems Hardware and Architecture Tree Data Model Relational Calculus with Transitive Closure Downward Query Language Fragments Path Queries Boolean Queries Relative Expressive Power |
| Content Type | Text |
| Resource Type | Article |
| Subject | Information Systems Software Hardware and Architecture |