Context dependent null values and multivalued dependencies in relational databases

zbMath0686.68066MaRDI QIDQ1262791

Nguyen Cat Ho

Publication date: 1988

Published in: Bulletin of the Polish Academy of Sciences. Technical Sciences (Search for Journal in Brave)

zbMATH Keywords

null valuesdatabase systems

Mathematics Subject Classification ID

Information storage and retrieval of data (68P20) Many-valued logic (03B50)

Related Items (1)

Subalgebras and homomorphisms of semi-Post algebras

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