Relational calculus

https://www.wikidata.org/wiki/Q1722436

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Parent
Computer science 62.9M papers	Data mining 1.6M papers	Information retrieval 1.5M papers	Database 1.4M papers
Relational database 30.6k papers	Database design 20.6k papers	Relational model 5,176 papers	Database model 4,474 papers
Current
Relational calculus 1,258 papers
Child
Codd's theorem 354 papers

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