1.what is SDLC of a project,explain in detail?
2.what are dimensions,facts?what is confirmed dimensions?
3.what is the need of OLTP? when we have datawarehousing?
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Answer Posted / nagaraz
1.SDLC(SOFTWARE DEVLOPMENT LIFE CYCLE). THIS IS CYCLE SHOW
STEP OF HOW TO DEVELOPED APPLICATION/PROJECT .
STEP OF SDLC
1).MEETING THE CLIENT
2).REQUIRMENT
3).ANALYSIS/COLLECT INFORMATION.
4).CODING
5).TESTING
6).MAINTANENCE AND SUPPORT
2). Fact measure are additive values from the business (
OLTP) data, which are used to analyse the business by using
report generation.
Dimension measure are the non-additive ( text format)
values.Which are used to drill down reports.
3). OLTP MAINTAINS THE DATA FOR TRANSACTIONS, THESE ARE
DESIGNED FOR RECORDING DAILY OPERATOINS OF A BUSINESS.
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