Conformed dimension consolidates different context in a single dimension. We may need to show/map different semantic content in reports and other BI tools. For these purpose, we implement multiple views on top of the conformed dimension. So, we can map and show specific semantic content (e.g. selling date vs ordering date) for different analysis. We call it the role-playing dimension.
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Extract: Performance Tips
Below listed some common performance tips for extract queries. Extract required columns only and specify in the query, avoid select * Extrac...
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Below listed some common performance tips for extract queries. Extract required columns only and specify in the query, avoid select * Extrac...
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Extract is the first step in the ETL process which obtains data from the source systems. This is our first question. How much data we need t...
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Measures are the values in your fact tables which provide numeric meaning to the business process event. There are three kinds of numeric me...
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