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Band 17

The Structure of the Relational Database Model

Aus der Reihe Monographs in Theoretical Computer Science. An EATCS Series

49,99 €

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Beschreibung

Produktdetails

Einband

Taschenbuch

Erscheinungsdatum

03.10.2013

Verlag

Springer Berlin

Seitenzahl

233

Maße (L/B/H)

24,4/17/1,4 cm

Gewicht

435 g

Auflage

Softcover reprint of the original 1st ed. 1989

Sprache

Englisch

ISBN

978-3-642-69958-0

Beschreibung

Produktdetails

Einband

Taschenbuch

Erscheinungsdatum

03.10.2013

Verlag

Springer Berlin

Seitenzahl

233

Maße (L/B/H)

24,4/17/1,4 cm

Gewicht

435 g

Auflage

Softcover reprint of the original 1st ed. 1989

Sprache

Englisch

ISBN

978-3-642-69958-0

Herstelleradresse

Springer-Verlag KG
Sachsenplatz 4-6
1201 Wien
AT

Email: GPSR Kontakt

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  • Produktbild: The Structure of the Relational Database Model
  • Produktbild: The Structure of the Relational Database Model
  • 1 Relational Database Model.- 1.1 Relation Schemes.- 1.2 Relation Instances.- 1.3 Database Schemes and Database Instances.- 1.4 Dynamic Schemes and Evolutions.- 1.5 Classification of Constraints.- 1.6 Example.- 1.7 Exercises.- 2 Query Systems.- 2.1 The Relational Algebra.- 2.1.1 Informal Description.- 2.1.2 Syntax of the Relational Algebra.- 2.1.3 Generating Part of the Relational Algebra.- 2.1.4 Views Represented by the Relational Algebra.- 2.1.5 Expressive Power of the Generating Part.- 2.2 The Tuple Calculus.- 2.2.1 Informal Description.- 2.2.2 Syntax of the Tuple Calculus.- 2.2.3 Generating Part of the Tuple Calculus.- 2.2.4 Views Represented by the Tuple Calculus.- 2.2.5 Expressive Power of the Generating Part.- 2.3 SQL: Structured Query Language.- 2.3.1 Informal Description.- 2.3.2 Syntax of SQL.- 2.3.3 Generating Part of SQL.- 2.3.4 Views Represented by SQL.- 2.3.5 Expressive Power of the Generating Part.- 2.4 Reduction of the Tuple Calculus to the Algebra.- 2.4.1 Method.- 2.4.2 Example.- 2.5 Reduction of the Algebra to SQL.- 2.5.1 Method.- 2.5.2 Example.- 2.6 Reduction of SQL to the Tuple Calculus.- 2.6.1 Method.- 2.6.2 Example.- 2.7 Exercises.- 3 Constraints.- 3.1 Some Terminology.- 3.2 Functional Dependencies.- 3.3 Multivalued Dependencies.- 3.4 Join Dependencies.- 3.5 Inclusion Dependencies.- 3.6 Tuple and Equality Generating Dependencies.- 3.7 Exercises.- 4 Vertical Decompositions.- 4.1 First Normal Form.- 4.2 Second and Third Normal Form.- 4.3 Boyce-Codd Normal Form.- 4.4 Constraint Preserving Normalization.- 4.5 Fourth and Fifth Normal Form.- 4.6 Vertical Decomposition and Consistency Checking.- 4.7 Exercises.- 5 Horizontal Decompositions.- 5.1 Horizontal Decompositions.- 5.2 The Membership and Inference Problem for Fds and Ads.- 5.3 The Inheritance of Dependencies.- 5.4 Normal Forms for Horizontal Decompositions.- 5.5 Exercises.- 6 Incomplete Information.- 6.1 Representation Systems for Existing-but-Unknown Nulls.- 6.2 Updating Relations with Existing-but-Unknown Nulls.- 6.3 Constraints in Incomplete Databases.- 6.4 Relations with No-Information Nulls.- 6.5 The Weak Instance Model.- 6.6 Exercises.- 7 The Nested Relational Database Model.- 7.1 Nested Relation Schemes and Instances.- 7.2 The Nested Relational Algebra.- 7.3 Constraints.- 7.4 The Expressiveness of the Nested Relational Algebra.- 7.5 Hierarchical Instances.- 7.6 Exercises.- 8 Updates.- 8.1 Transactions.- 8.2 Equivalent Transactions.- 8.3 Dynamic Relation Constraints.- 8.4 Axiomatization of Equivalence of Transactions.- 8.5 Exercises.