In fact, view updatability isn't just desirable, it's crucial, for practical reasons as well as theoretical ones.

Ever since the relational model first appeared, there has been widespread skepticism as to whether (in general)...(展开全部) Views are virtual tables.

This book can: Help database products improve in the future Help with a "roll your own" implementation, absent such product improvements Make you aware of the crucial role of predicates and constraints Show you how relational products are really supposed to behave Anyone with a professional interest in the relational model, relational technology, or database systems in general can benefit from this book.

view updating and relational theory v413hav-64

In fact, view updatability isn’t just desirable, it’s crucial, for practical reasons as well as theoretical ones.

In stark contrast to this conventional wisdom, this book shows how views, just like base tables, can always be updated (so long as the updates don’t violate any integrity constraints).

View Updating And Relational Theory V413HAV For More Quality Uploads : The Piratebay : Facebook Page Address And E-Mail ID In Read Support The Developers. || || ||||||| TM |||| || || || || || || || || || ||||||| |||||||||| || || || || || || || ||||||| Formats: EPUB, PDF Book Description Views are virtual tables.

That means they should be updatable, just as “real” or base tables are.

View Updating And Relational Theory V413HAV For More Quality Uploads : The Piratebay : https://thepiratebay.se/user/V413HAV/ Facebook Page Address And E-Mail ID In Read Support The Developers. || || ||||||| TM |||| || || || || || || || || || ||||||| |||||||||| || || || || || || || ||||||| Formats: EPUB, PDF Book Description Views are virtual tables.

That means they should be updatable, just as real or base tables are.

In fact, view updatability isnt just desirable, its crucial, for practical reasons as well as theoretical ones.

But view updating has always been a controversial topic.

This book can: - Help database products improve in the future - Help with a “roll your own” implementation, absent such product improvements - Make you aware of the crucial role of predicates and constraints - Show you how relational products are really supposed to behave Anyone with a professional interest in the relational model, relational technology, or database systems in general can benefit from this book.