In database terminology, a view is a named query that typically aggregates data from multiple tables. When using views, it is important to remember that querying a view will evaluate the query that defines the view. Repeated evaluation of the view – say from within a nested query – may seriously impact or even kill […]
Continue reading about Precomputed view: A cool and useful SQL pattern
Notice that this post was published on April 1, 2009. For decades, computer science students have been taught that so-called NP-hard problems do not have known efficient solutions. These problems include the infamous Travelling salesman problem, subset sum, 3SAT, and many more. But – as is often the case – where theoretical Computer Science failed, […]
Continue reading about Choose expression: proposal for a revolutionary C# construct
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