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SQL Server Consolidation

In the crusade to cut expenses, Data Centres (and IT Infrastructure) are now coming under scrutiny as a possible source of savings. Half-informed executives now rally behind the cry of "Virtualization!", but virtualization is only part of the story - The tip of the consolidation iceberg - and it might not actually save you as much as you think. Thomas LaRock takes us deeper.

2009-10-20

1,968 reads

External Article

Causation, Correlation and Crackpots

Joe Celko explores the dangers of muddling correlation and causation, emphasises the importance of determining how likely it is that a correlation has occurred by chance, and gets stuck into calculating correlation coefficients in SQL. Along the way, Joe illustrates the consequences of leaping to the wrong conclusion from correlations with tales of Pop Dread.

2009-10-19

2,136 reads

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Question of the Day

Identities and Sequences III

When thinking of the Identity property for auto incrementing columns and sequences for the same action, which can be used with the BIGINT data type?

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