This book sheds light on the principles behind the relational model, which is fundamental to all database-backed applications--and, consequently, most of the work that goes on in the computing world t
The Database Relational Model: A Retrospective Review and Analysis is a retrospective of E.F. Codd's original ideas in which C.J. Date revisits the original papers, highlights their critical contribut
What makes this book different from others on database design? Many resources on design practice do little to explain the underlying theory, and books on design theory are aimed primarily at theoretic
Now available in paperback? Date on Database: Writings 2000-2006 captures the thoughts of widely known and respected relational database pioneer C. J. Date . Known for his tenacious defense of relatio
All of today’s mainstream database products support the SQL language, and relational theory is what SQL is supposed to be based on. But are those products truly relational? Sadly, the answer is no. Th
As more and more people turn to databases for both large systems and small web-based applications, misunderstandings arise about the precise meaning of terms like "join", "instantiation
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 explai
Views are virtual tables. That means they should be updatable, just as "real" or base tables are. In fact, view updatability isn’t just desirable, it’s crucial, for practical reasons as well as theore
A master at tying complex theoretical concepts to their real-world implications, CJ Date here takes aim at type inheritance, a concept for which many programmers have an intuition, but not a theoretic
現今社會上到處都有關聯式資料庫。從Amazon.com的大型電子商務網站，到可以被你握在手上的小型MP3裝置都有它們的蹤影。只有少數的技術人員，可以在沒有良好的關聯式資料庫技術基礎建設上進行開發，但還有很多人在沒有正統關聯式理論的訓練下運用資料庫。 在《深入資料庫》一書中，Chris Date這位資料庫權威，對關聯式模型的基礎加以詳盡的說明。此模型於1969年首度公佈在E. F. Codd的
This collection gathers articles published on web sites and in journals by Date, an independent author and consultant specializing in relational database technology. Some of the selections discuss com
The previous edition of this book established itself as the most complete and understandable treatment of the SQL standard generally available. Many changes have occurred in the SQL standards world si
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
