- Bạn vui lòng tham khảo Thỏa Thuận Sử Dụng của Thư Viện Số
Tài liệu Thư viện số
Danh mục TaiLieu.VN
Lecture Database system concepts (6/e): Chapter 6 - Silberschatz, Korth, Sudarshan
Chapter 6 - Formal relational query languages. In this chapter, we start by presenting the relational algebra, which forms the basis of the widely used SQL query language. We then cover the tuple relational calculus and the domain relational calculus, which are declarative query languages based on mathematical logic.
88 p husc 26/08/2023 29 0
Từ khóa: Lecture Database system concepts, Database system concepts, Database system, Database design, Relational algebra, Tuple relational calculus
Lecture Database system concepts (6/e): Chapter 10 - Silberschatz, Korth, Sudarshan
Chapter 10 - Storage and file structure. In this chapter, we probe below the higher levels as we describe various methods for implementing the data models and languages presented in preceding chapters. We start with characteristics of the underlying storage media, such as disk and tape systems. We then define various data structures that allow fast access to data.
59 p husc 26/08/2023 25 0
Từ khóa: Lecture Database system concepts, Database system concepts, Database system, Database design, File structure, Magnetic disks, Tertiary storage
Lecture Database system concepts (6/e): Chapter 9 - Silberschatz, Korth, Sudarshan
Chapter 9 - Application design and development. Chapter 9 covers application design and development. This chapter emphasizes the construction of database applications with Web-based interfaces. In addition, the chapter covers application security.
61 p husc 26/08/2023 31 0
Từ khóa: Lecture Database system concepts, Database system concepts, Database system, Database design, Application design, Application design, Web fundamentals
Lecture Database system concepts (6/e): Chapter 13 - Silberschatz, Korth, Sudarshan
Chapter 13 describes how queries are optimized. This chapter presents the following content: Transformation of relational expressions, catalog information for cost estimation, statistical information for cost estimation, cost-based optimization, dynamic programming for choosing evaluation plans, materialized views.
80 p husc 26/08/2023 31 0
Từ khóa: Lecture Database system concepts, Database system concepts, Database system, Query optimization, Relational expressions, Cost estimation
Lecture Database system concepts (6/e): Chapter 14 - Silberschatz, Korth, Sudarshan
Chapter 14 - Transactions. This chapter focuses on the fundamentals of a transaction-processing system: atomicity, consistency, isolation, and durability. It provides an overview of the methods used to ensure these properties, including locking and snapshot isolation.
53 p husc 26/08/2023 26 0
Từ khóa: Lecture Database system concepts, Database system concepts, Database system, Database design, Transaction state, Concurrent executions
Lecture Database system concepts (6/e): Chapter 15 - Silberschatz, Korth, Sudarshan
Chapter 15 - Concurrency control. This chapter focuses on concurrency control and presents several techniques for ensuring serializability, including locking, timestamping, and optimistic (validation) techniques. The chapter also covers deadlock issues. Alternatives to serializability are covered, most notably the widely-used snapshot isolation, which is discussed in detail.
90 p husc 26/08/2023 16 0
Từ khóa: Lecture Database system concepts, Database system concepts, Database system, Database design, Concurrency control, Lock-based protocols
Lecture Database system concepts (6/e): Chapter 23 - Silberschatz, Korth, Sudarshan
Chapter 23 covers the XML standard for data representation, which is seeing increasing use in the exchange and storage of complex data. The chapter also describes query languages for XML.
56 p husc 26/08/2023 20 0
Từ khóa: Lecture Database system concepts, Database system concepts, Database system, Structure of XML data, XML document schema
Lecture Database system concepts (6/e): Chapter 24 - Silberschatz, Korth, Sudarshan
Chapter 24 - Advanced application development. This chapter covers advanced issues in application development, including performance tuning, performance benchmarks, database-application testing, and standardization.
48 p husc 26/08/2023 15 0
Từ khóa: Lecture Database system concepts, Database system concepts, Database system, Performance benchmarks, Advanced application development, Performance tuning
Lecture Database system concepts (6/e): Chapter 26 - Silberschatz, Korth, Sudarshan
Chapter 26 - Advanced transaction processing. Topics covered in the chapter include transaction-processing monitors, transactional workflows, electronic commerce, high-performance transaction systems, real-time transaction systems, and long-duration transactions.
53 p husc 26/08/2023 18 0
Từ khóa: Lecture Database system concepts, Database system concepts, Database system, Advanced transaction processing, Transaction processing monitors, Transactional workflows
Đăng nhập
Bộ sưu tập nổi bật
17 11532
Bộ sưu tập tài liệu Toán học hay
24 7317
Tuyển tập tác phẩm văn học hay
15 7030
Tin nhanh
Công bố quyết định bổ nhiệm Phó Hiệu trưởng nhiệm kỳ 2009 – 2014.
Hội Cựu giáo chức Trường Đại học Khoa học Huế: Gặp mặt đầu năm Xuân Nhâm Thìn 2012.
Lễ kỷ niệm 82 năm thành lập Đảng Cộng Sản Việt Nam (3/2/1930 – 3/2/2012)
Gặp mặt chúc Tết cán bộ của Trường nghỉ hưu tại Huế nhân dịp Tết Nhâm Thìn 2012.