Extending the View Updatability of Relational Databases from Set Semantics to Bag Semantics and Its Implementation on PostgreSQL.
Yoshifumi MasunagaYugo NagataTatsuo IshiiPublished in: IMCOM (2018)
Keyphrases
- relational databases
- formal semantics
- small number
- semantic information
- databases
- open source
- logic programming
- multiple views
- sql queries
- relational operators
- preference relations
- relational data
- user defined
- visual features
- stable models
- operational semantics
- logical formulas
- conflict free
- semantically equivalent
- probability distribution