This is the fact table to capture stepwise (fixed steps) business processes. It captures the life cycle of a well-defined process. So, the fact table record is first inserted in the first step of the business process and is updated later after completion of the next step(s). (e.g. from ordering to shipping). Typically, there are multiple date dimension fields (e.g. ordering date and shipping date). The number of days between them could be derived as its measure (e.g. days to close).
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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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The data warehouse / data mart are usually implemented in RDBMS. RDBMS provides lots of features to manage data which are useful for both op...
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In traditional data modeling, we usually add "created date", "last modified date", "created by" and "last...
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