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一、什么是视图? 基表(base table):独立存在的表 视图——虚拟表。在SQL中只存储视图的定义,不存放视图所对应的记录
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10.1事务(Transaction)的概念 10.2事务的状态 10.3事务的特性 10.4 SQL Server中的事务
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Chapter 15: Transactions Transaction Concept Transaction State Implementation of Atomicity and Durability Concurrent Executions Serializability Recoverability Implementation of Isolation Transaction Definition in SQL
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User Interfaces and Tools Web Interfaces to Databases Web Fundamentals Servlets and JSP Building Large Web Applications Triggers Authorization in SQL Application Security
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Basic Concepts Ordered Indices B+-Tree Index Files B-Tree Index Files Static Hashing Dynamic Hashing Comparison of Ordered Indexing and Hashing Index Definition in SQL Multiple-Key Access
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Transaction Concept Transaction State Concurrent Executions Serializability Recoverability Implementation of Isolation Transaction Definition in SQL Testing for Serializability
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▪ Complex Data Types and Object Orientation ▪ Structured Data Types and Inheritance in SQL ▪ Table Inheritance ▪ Array and Multiset Types in SQL ▪ Object Identity and Reference Types in SQL ▪ Implementing O-R Features ▪ Persistent Programming Languages ▪ Comparison of Object-Oriented and Object-Relational Databases
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▪ Transaction Concept ▪ Transaction State ▪ Concurrent Executions ▪ Serializability ▪ Recoverability ▪ Implementation of Isolation ▪ Transaction Definition in SQL ▪ Testing for Serializability
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Complex Data Types and Object Orientation Structured Data Types and Inheritance in SQL Table Inheritance Array and Multiset Types in SQL Object Identity and Reference Types in SQL Implementing O-R Features Persistent Programming Languages Comparison of Object-Oriented and Object-Relational Databases
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Basic Concepts Ordered Indices B+-Tree Index Files B-Tree Index Files Static Hashing Dynamic Hashing Comparison of Ordered Indexing and Hashing Index Definition in SQL Multiple-Key Access
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