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• Debunking Kimball Effective Dates part 2 – Windowing Functions

  Reigniting the [SCDEndDate] debate In November 2009 I wrote a blog post entitled Debunking Kimball Effective Dates where I stated that I was against the Kimball-recommended practice of maintaining a StartDate & EndDate value for every record in a Read More... Posted Wednesday, July 13, 2011 7:31 PM by jamiet | 15 Comments Filed under: denali, Kimball, sql server, SQL Server 2012, t-sql, Windowing Functions

• Debunking Kimball Effective Dates

  Those who are familiar with Ralph Kimball’s theories on data warehousing modelling may be familiar with his assertion that a type 2 dimension member record should have a StartDate and an EndDate that defines the effective period of that record. He outlines Read More... Posted Saturday, November 28, 2009 4:59 PM by jamiet | 83 Comments Filed under: data modelling, data warehousing, Kimball, sql