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| 目 录 Prefacexv Chapter1Introduction 1.1DatabaseSystemApplications1 1.2DatabaseSystemsversusFileSystems3 1.3ViewofData5 1.4DataModels7 1.5DatabaseLanguages11 1.6DatabaseUsersandAdministrators13 1.7TransactionManagement15 1.8DatabaseSystemStructure16 1.9ApplicationArchitectures18 1.10HistoryofDatabaseSystems18 1.11Summary21 Exercises23 BibliographicalNotes24 PART1DATAMODELS Chapter2Entity-RelationshipModel 2.1BasicConcepts27 2.2Constraints33 2.3Keys35 2.4DesignIssues37 2.5Entity-RelationshipDiagram42 2.6WeakEntitySets47 2.7ExtendedE-RFeatures49 2.8DesignofanE-RDatabaseSchema56 2.9ReductionofanE-RSchematoTables62 2.10TheUnifiedModelingLanguage UML68 2.11Summary70 Exercises72 BibliographicalNotes77 Chapter3RelationalModel 3.1StructureofRelationalDatabases79 3.2TheRelationalAlgebra89 3.3ExtendedRelational-Algebra Operations103 3.4ModificationoftheDatabase111 3.5Views113 3.6TheTupleRelationalCalculus118 3.7TheDomainRelationalCalculus122 3.8Surnmaryl26 Exercises127 BibliographicalNotes131 PART2RELATIONALDATABASES Chapter4SQL 4.1Background135 4.2BasicStructure137 4.3SetOperations1M 4.4AggregateFunctionsl46 4.5NullValues148 4.6NestedSubqueries149 4.7Views154 4.8ComplexQueriesl55 4.9ModificationoftheDatabase157 4.10JoinedRelationsl63 4.11Data-DefinitionLanguage168 4.12EmbeddedSQL172 4.13DynamicSQL175 4.14OtherSQLFeatures180 4.15Summary182 Exercises183 BibliographicalNotes186 Chapter5OtherRelationalLanguages 5.1Query-by-Examplel89 5.2Datalog203 5.3UserInterfacesandTools217 5.4Summary2l9 Exercises220 BibliographicalNotes223 Chapter6IntegrityandSecurity 6.1DomainConstraints225 6.2ReferentialIntegrity227 6.3Assertions232 6.4Triggers233 6.5SecurityandAuthorization238 6.6AuthorizationinSQL244 6.7EncryptionandAuthentication248 6.8Summary250 Exercises252 BibliographicalNotes254 Chapter7Relational-DatabaseDesign 7.lFirstNormalForm257 7.2PitfallsinRelational-Database Design258 7.3FunctionalDependencies260 7.4Decomposition271 7.5DesirablePropertiesof Decomposition275 7.6Boyce--CoddNormalForm279 7.7ThirdNormalForm284 7.8FourthNormalForm289 7.9MoreNormalForms293 7.10OverallDatabaseDesignProcess293 7.11Surrunary297 Exercises299 BibliographicalNotes303 PART3OBJECT-BASEDDATABASESANDXML Chapter8Object-OrientedDatabases 8.1NeedforComplexDataTypes307 8.2TheObject-OrientedDataModel308 8.3Object-OrientedLanguages318 8.4PersistentProgrammingLanguages318 8.5PersistentC++Systems322 8.6PersistentJavaSystems330 8.7Summary331 Exercises332 BibliographicalNotes333 Chapter9Object-RelationalDatabases 9.1NestedRelations335 9.2ComplexTypes337 9.3Inheritance342 9.4ReferenceTypes346 9.5QueryingwithComplexTypes348 9.6FunctionsandProcedures351 9.7Obect-Orientedversus Object-Relational356 9.8Summary357 Exercises358 BibliographicalNotes360 Chapter10XML 10.1Background361 10.2StructureofXMLData364 10.3XMLDocumentSchema367 10.4QueryingandTransformation372 10.5TheApp1icationProgramInterface380 10.6StorageofXMLData381 10.7XMLApplications384 10.8Summary386 Exercises388 BibliographicalNotes390 PART4DATASTORAGEANDQUERYING Chapter11StorageandFileStructure 11.1Ov |
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