Keyphrases
- algebraic structure
- formal semantics
- bayesian networks
- data model
- query language
- logic programming
- semantic information
- database query languages
- algebraic operations
- relational algebra
- conceptual graphs
- causal relationships
- conceptual model
- causal reasoning
- causal graph
- aggregate functions
- expressive power
- database
- default reasoning
- causal models
- model theoretic
- causal structure
- directed acyclic graph
- causal knowledge
- algebraic operators