{"title":"Cj Date","description":null,"products":[{"product_id":"introduction-to-database-systems-book-cj-date-9780201385908","title":"An Introduction to Database Systems","description":"The Seventh Edition continues to focus on the hallmark feature of its previous editions: providing a solid grounding in the foundations of database technology and shedding some light on how the field is likely to develop in the future. This comprehensive introduction to databases has been thoroughly revised to reflect the latest developments and advances in the field of database systems. Emphasizing insight and understanding rather than formalism, Chris Date has divided the book into six parts: Basic Concepts, The Relational Model, Database Design, Transaction Management, Further Topics, and Object and Object\/Relational Databases. Throughout the book, there are numerous worked examples and exercises for the reader—with selected answers—as well as an extensive set of annotated references. The release of this new edition of An Introduction to Database Systems coincides with the 25th Anniversary of its initial publication.","brand":"WoB","offers":[{"title":"GB \/ VERY_GOOD \/ INTERNAL","offer_id":49540420862225,"sku":"GOR001818566","price":0.0,"currency_code":"GBP","in_stock":true},{"title":"US \/ GOOD \/ SBYB","offer_id":50346576314641,"sku":"CIN0201385902G","price":0.0,"currency_code":"GBP","in_stock":true},{"title":"GB \/ WELL_READ \/ INTERNAL","offer_id":50755783655697,"sku":"GOR005712475","price":0.0,"currency_code":"GBP","in_stock":false},{"title":"GB \/ GOOD \/ INTERNAL","offer_id":51567351496977,"sku":"GOR004174968","price":0.0,"currency_code":"GBP","in_stock":false},{"title":"US \/ VERY_GOOD \/ SBYB","offer_id":51689390014737,"sku":"CIN0201385902VG","price":0.0,"currency_code":"GBP","in_stock":false},{"title":"US \/ WELL_READ \/ SBYB","offer_id":51697395990801,"sku":"CIN0201385902A","price":0.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/4072\/6801\/files\/0201385902.gif?v=1750876712"},{"product_id":"new-relational-database-dictionary-book-cj-date-9781491951736","title":"The New Relational Database Dictionary","description":"No matter what DBMS you are using-Oracle, DB2, SQL Server, MySQL, PostgreSQL-misunderstandings can always arise over the precise meanings of terms, misunderstandings that can have a serious effect on the success of your database projects. For example, here are some common database terms: attribute, BCNF, consistency, denormalization, predicate, repeating group, join dependency. Do you know what they all mean? Are you sure? The New Relational Database Dictionary defines all of these terms and many, many more. Carefully reviewed for clarity, accuracy, and completeness, this book is an authoritative and comprehensive resource for database professionals, with over 1700 entries (many with examples) dealing with issues and concepts arising from the relational model of data. DBAs, database designers, DBMS implementers, application developers, and database professors and students can find the information they need on a daily basis, information that isn't readily available anywhere else.","brand":"WoB","offers":[{"title":"GB \/ VERY_GOOD \/ INTERNAL","offer_id":49620307345681,"sku":"GOR011348075","price":0.0,"currency_code":"GBP","in_stock":false},{"title":"US \/ GOOD \/ SBYB","offer_id":50386258559249,"sku":"CIN1491951737G","price":0.0,"currency_code":"GBP","in_stock":false},{"title":"US \/ NEW \/ INGRAM","offer_id":51029669019921,"sku":"NIN9781491951736","price":0.0,"currency_code":"GBP","in_stock":false},{"title":"US \/ VERY_GOOD \/ SBYB","offer_id":52816723509521,"sku":"CIN1491951737VG","price":0.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/4072\/6801\/files\/1491951737.jpg?v=1750759124"},{"product_id":"introduction-to-database-systems-book-cj-date-9780321197849","title":"An Introduction to Database Systems","description":"An Introduction to Database Systems provides a comprehensive introduction to the now very large field of database systems by providing a solid grounding in the foundations of database technology while shedding some light on how the field is likely to develop in the future. This edition has been rewritten and expanded to stay current with database system trends.","brand":"WoB","offers":[{"title":"US \/ GOOD \/ SBYB","offer_id":49779398803729,"sku":"CIN0321197844G","price":0.0,"currency_code":"GBP","in_stock":true},{"title":"GB \/ VERY_GOOD \/ INTERNAL","offer_id":50143725388049,"sku":"GOR008874686","price":0.0,"currency_code":"GBP","in_stock":true},{"title":"US \/ VERY_GOOD \/ SBYB","offer_id":52621504479505,"sku":"CIN0321197844VG","price":0.0,"currency_code":"GBP","in_stock":false},{"title":"US \/ WELL_READ \/ SBYB","offer_id":53614621458705,"sku":"CIN0321197844A","price":0.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/4072\/6801\/files\/0321197844.jpg?v=1750877451"},{"product_id":"guide-to-db2-book-cj-date-9780201558210","title":"A Guide to Db2","description":null,"brand":"WoB","offers":[{"title":"US \/ WELL_READ \/ SBYB","offer_id":49809999986961,"sku":"CIN0201558211A","price":0.0,"currency_code":"GBP","in_stock":false},{"title":"US \/ GOOD \/ SBYB","offer_id":50309169053969,"sku":"CIN0201558211G","price":0.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/4072\/6801\/files\/0201558211.jpg?v=1751227174"},{"product_id":"time-and-relational-theory-book-cj-date-9780128006313","title":"Time and Relational Theory","description":"Time and Relational Theory provides an in-depth description of temporal database systems, which provide special facilities for storing, querying, and updating historical and future data. Traditionally, database management systems provide little or no special support for temporal data at all. This situation is changing because:        Cheap storage enables retention of large volumes of historical data in data warehouses  Users are now faced with temporal data problems, and need solutions   Temporal features have recently been incorporated into the SQL standard, and vendors have begun to add temporal support to their DBMS products     Based on the groundbreaking text Temporal Data \u0026amp; the Relational Model (Morgan Kaufmann, 2002) and new research led by the authors, Time and Relational Theory is the only book to offer a complete overview of the functionality of a temporal DBMS. Expert authors Nikos Lorentzos, Hugh Darwen, and Chris Date describe an approach to temporal database management that is firmly rooted in classical relational theory and will stand the test of time.     This book covers the SQL:2011 temporal extensions in depth and identifies and discusses the temporal functionality still missing from SQL.","brand":"WoB","offers":[{"title":"US \/ GOOD \/ SBYB","offer_id":50344702476561,"sku":"CIN0128006315G","price":0.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/4072\/6801\/files\/0128006315.jpg?v=1751356099"},{"product_id":"sql-and-relational-theory-3e-book-cj-date-9781491941171","title":"SQL and Relational Theory, 3e","description":"SQL is full of difficulties and traps for the unwary. You can avoid them if you understand relational theory, but only if you know how to put that theory into practice. In this book, Chris Date explains relational theory in depth, and demonstrates through numerous examples and exercises how you can apply it to your use of SQL. This third edition has been revised, extended, and improved throughout. Topics whose treatment has been expanded include data types and domains, table comparisons, image relations, aggregate operators and summarization, view updating, and subqueries. A special feature of this edition is a new appendix on NoSQL and relational theory. Could you write an SQL query to find employees who have worked at least once in every programming department in the company? And be sure it's correct? Why is proper column naming so important? Nulls in the database cause wrong answers. Why? What you can do about it? How can image relations help you formulate complex SQL queries? SQL supports \"quantified comparisons,\" but they're better avoided. Why? And how? Database theory and practice have evolved considerably since Codd first defined the relational model, back in 1969. This book draws on decades of experience to present the most up to date treatment of the material available anywhere. Anyone with a modest to advanced background in SQL can benefit from the insights it contains. The book is product independent.","brand":"WoB","offers":[{"title":"US \/ VERY_GOOD \/ SBYB","offer_id":50386232901905,"sku":"CIN1491941170VG","price":0.0,"currency_code":"GBP","in_stock":true},{"title":"US \/ NEW \/ INGRAM","offer_id":51029867921681,"sku":"NIN9781491941171","price":0.0,"currency_code":"GBP","in_stock":true},{"title":"GB \/ VERY_GOOD \/ INTERNAL","offer_id":51317738602769,"sku":"GOR011757712","price":0.0,"currency_code":"GBP","in_stock":false},{"title":"US \/ GOOD \/ SBYB","offer_id":51816845476113,"sku":"CIN1491941170G","price":0.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/4072\/6801\/files\/1491941170.jpg?v=1751211510"},{"product_id":"type-inheritance-and-relational-theory-book-cj-date-9781491959992","title":"Type Inheritance and Relational Theory","description":"Type inheritance is that phenomenon according to which we can say, for example, that every square is also a rectangle, and so properties that apply to rectangles in general apply to squares in particular. In other words, squares are a subtype of rectangles, and rectangles are a supertype of squares. Recognizing and acting upon such subtype \/ supertype relationships provides numerous benefits: Certainly it can help in data modeling, and it can also provide for code reuse in applications. For these reasons, many languages, including the standard database language SQL, have long supported such relationships. However, there doesn't seem to be any consensus in the community at large on a formal, rigorous, and abstract model of inheritance. This book proposes such a model, one that enjoys several advantages over other approaches, not the least of which it is that it's fully compatible with the well known relational model of data. Topics the model covers include: Both single and multiple inheritance Scalar, tuple, and relation inheritance Type lattices and union and intersection types Polymorphism and substitutability Compile time and run time binding All of these topics are described in detail in the book, with numerous illustrative examples, exercises, and answers. The book also discusses several alternative approaches. In particular, it includes a detailed discussion and analysis of inheritance as supported in the SQL standard.","brand":"WoB","offers":[{"title":"- \/ - \/ -","offer_id":51029743173905,"sku":"","price":0.0,"currency_code":"GBP","in_stock":true},{"title":"US \/ NEW \/ INGRAM","offer_id":51029745893649,"sku":"NIN9781491959992","price":0.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/4072\/6801\/files\/1491959991.jpg?v=1751404663"},{"product_id":"temporal-data-the-relational-model-book-cj-date-9781558608559","title":"Temporal Data \u0026 the Relational Model","description":"Temporal database systems are systems that provide special support for storing, querying, and updating historical and\/or future data. Current DBMSs provide essentially no temporal features at all, but this situation is likely to change soon for a variety of reasons; in fact, temporal databases are virtually certain to become important sooner rather than later, in the commercial world as well as in academia. This book provides an in-depth description of the foundations and principles on which those temporal DBMSs will be built. These foundations and principles are firmly rooted in the relational model of data; thus, they represent an evolutionary step, not a revolutionary one, and they will stand the test of time.","brand":"WoB","offers":[{"title":"- \/ - \/ INTERNAL","offer_id":52417053557009,"sku":null,"price":0.0,"currency_code":"GBP","in_stock":true},{"title":"US \/ GOOD \/ SBYB","offer_id":52417054114065,"sku":"CIN1558608559G","price":0.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/4072\/6801\/files\/9781558608559.jpg?v=1758901042"},{"product_id":"database-explorations-book-cj-date-9781426937231","title":"Database Explorations","description":"A note from the authors: Dear Reader: Database is boring. That sentiment is heard all too widely these days. But it's so wrong  The database field is full of important problems still to be solved and interesting issues still to be examined - and some of those problems and issues are explored in this book. Between us, we have nearly 80 years experience in this field, and we're still actively researching, exploring, and learning, as well as helping others do the same. The present book is the latest in a series devoted to these goals; using The Third Manifesto (a detailed proposal for the future of database technology) as a foundation, it reports on some of our most recent investigations in this field. Among many other things, it includes the most recent version of The Third Manifesto itself; specifications for a conforming language called Tutorial D; and a detailed proposal for a model of type inheritance. Other significant features include: - Extending the foreign key concept - Simplifying queries using image relations - Closer looks at logic and relational algebra - Suggested approaches to missing information - Responses to certain Manifesto criticisms - Clarifying aspects of normalization The tone of the book overall is naturally somewhat serious, but there are moments of light relief as well. We hope you enjoy it. C.J. Date and Hugh Darwen","brand":"WoB","offers":[{"title":"GB \/ NEW \/ INGRAM","offer_id":52433000431889,"sku":"NLS9781426937231","price":0.0,"currency_code":"GBP","in_stock":true},{"title":"GB \/ VERY_GOOD \/ INTERNAL","offer_id":52899574743313,"sku":"GOR014655081","price":0.0,"currency_code":"GBP","in_stock":false},{"title":"US \/ NEW \/ INGRAM","offer_id":53475853992209,"sku":"NIN9781426937231","price":0.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/4072\/6801\/files\/9781426937231.jpg?v=1759176606"}],"url":"https:\/\/www.worldofbooks.com\/collections\/author-books-by-cj-date.oembed","provider":"World of Books ","version":"1.0","type":"link"}