KnowraRelational databaseLinked fromLinked fromThe 17 pages that link to Relational database, each with the reason it gives.All 17Broader topic 2Related 3Narrower topic 6Compared with 6Predicate logicRelated: Relational query languages connect practical data retrieval with predicate-logic expressions.IBM ResearchRelated: IBM researchers developed System R, a foundational implementation of the relational database model.PredicateRelated: Query conditions act like predicates that select rows satisfying specified properties.