Conformance of Dimension for facts aggregated at different levels |...

Dimension Hierarchy - Facts by various levels

Hello, I am working on a new project (with Oracle OBIEE) where most data needs to be seen by a terminal(game or cahsier). The terminals are located in different venues in various cities and states. Some terminals may just be at a city or a state level

Facts at different levels of hierarchy

Let's say I have an empoyee dimension consisting of the usual attributes describing a person, but also these two: Department and Company. Let's also say I have budget numbers for the three levels (Employee, Department, and Company). I would think tha

Aggregated Date Dimension

In my dimensional model, I have a Date dimension that plays many different roles in multiple fact tables. I will also have a fact table that store metrics aggregated at the Month level and one that stores metrics aggregated at the Quarter level. How

Aggregated Measure

Gurus, I have relational database where there is only one measure that is at an aggregated level whereas Dimensions are at lower level of granularity. Let me give you an

Facts or Dimension Attributes?

My company is currently building a data warehouse and I have a design issue that I am not sure how to address. In general, our business is selling an asset, such as the stock of a corporation, with a certain number of shares and a value. The value of th

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16 Amazing Science Facts

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Sparse dimensions, how to handle?

I've purchased the book "The Microsoft Data Warehouse Toolkit" and have reviewed it in order to build out a data warehouse solution I am currently designing. I am stuck in a spot that I don't seem to find any examples of , or am not abl

PTC With 7 Referral levels deep

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Audit Dimension Help

Hello all. I'm at the stage now where im building the audit dimension for my warehouse. I am having a little trouble figuring out a few things though. How do you aggregate the data from the error event fact table into the audit dimension? Some records

fact table as a dimension

Hi I'm presently modeling a data mart and I would like to use a fact table as a dimension for another fact table. Is it something doable and efficient or is there a better way to do that? if yes should i just create a surrogate key and link both

Bridge Table and Customer Hierarchy

Does anyone know of a good detailed reference that discusses populating and maintaining customer hierarchy type bridge tables? The only decent resource I've found is the "The Data Warehouse ETL Tool Kit", but it only briefly shows an example on

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