View Updating and Relational Theory



2012 | 260 Pages | ISBN: 1449357849 | EPUB + PDF | 3 MB + 19 MB

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. Ever since the relational model first appeared, there has been widespread skepticism as to whether (in general) view updating is even possible.

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