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External Article

The Concept of Cardinal Reciprocity- A Primer

Too many authors in the field of relational theory have neglected the concept of Cardinal Reciprocity. This can cause a number of subtle problems with database design in terms of its derivability, redundancy, and consistency. . Increasingly, this little-understood aspect of relational theory, that emphasises the cardinality of the attributes of tuples in a relation and the reciprocity with isomorphic foreign key restraints, is becoming a hot forum topic.

2009-04-01

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Technical Article

Combining SQL Server & Flash Technologies - Floor Plan example

Starting the summer 2002, for about a year or so, the team and I embarked on a project to develop business for local utilities giant Hydro Quebec, by developing a web site for the twenty-first International Commission on Large Dams' congress in Montreal, where it was hosted in 2003.

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2009-03-30

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Question of the Day

The Last Binary Value of the Year

What does this code return?

SELECT cast(0x2025 AS NVARCHAR(20))
Image 1: Image 2: Image 3: Image 4:

See possible answers