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Need help modeling for back in time changes in dimensional model
With type 2 dimensions, I will have to go and update dim keys in fact tables, which will be little messy. For ex., I have product dimension with fields say prdid, prdname, effectivefromdate and effectivetodate. I have salesfact where I have prdid, saledate and salesvolume. product dim 1...- brihaspati
- Post #4
- Forum: Data Warehousing/Big Data
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Need help modeling for back in time changes in dimensional model
I am designing a data model where data ( both dimension and fact) will have back in time changes or retroactive changes. Please suggest me pointers on how to handle it.- brihaspati
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- Replies: 8
- Forum: Data Warehousing/Big Data
