'Nonprocedural query language equivalent' diaporamas de présentation

Chapter 5: Other Relational Languages

Chapter 5: Other Relational Languages . Database System Concepts. Chapter 1: Introduction Part 1: Relational databases Chapter 2: Relational Model Chapter 3: SQL Chapter 4: Advanced SQL Chapter 5: Other Relational Languages Part 2: Database Design

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Banking Example

Banking Example. branch (branch-name, branch-city, assets) customer (customer-name, customer-street, customer-city) account (account-number, branch-name, balance) loan (loan-number, branch-name, amount) depositor (customer-name, account-number) borrower (customer-name, loan-number).

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Chapter 6: Formal Relational Query Languages

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Chapter 27: Formal-Relational Query Languages

Chapter 27: Formal-Relational Query Languages. Outline. Tuple Relational Calculus Domain Relational Calculus Datalog. Tuple Relational Calculus. Tuple Relational Calculus. A nonprocedural query language, where each query is of the form { t | P ( t ) }

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