Boyce-Codd Normal Form §  We say a relation R is in BCNF if whenever X → Y is a nontrivial FD that holds in R, X is a superkey §  Remember: nontrivial means Y is not contained in X

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D:/databaseResearch/project/GoogleBase/proposal/cidr07/final/submissiondvi

Source URL: dbgroup.cs.tsinghua.edu.cn

• Relational model
• Relational database
• Cluster analysis
• Relation
• Tuple
• Computer cluster
• Relational algebra
• Superkey
• Computing
• Statistics
• Data management