We have a visit from MySpace database team in our lab this week. I have used this opportunity and asked Kevin Stephenson, MySpace’s Senior Database Developer, about “pain points” he encounters while doing his everyday job supporting SQL Server. He brought
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In data warehouses, it is quite common that fact records arrive with a source system key that has not yet been loaded in the dimension tables. This phenomena is known as “late arriving dimensions” or “early arriving facts” in Kimball terminology. When
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