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what is a hot file, why we need in datawarehousing, where
we used in general
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Answer / srinath rao.g
A hot file is a datasource by which we can develope .IMR
reports
.IMR reports can be developed in two ways
1.by catalog
2.by hot files
we can generate the reports by using two datasources at a
time with the help of HOTFILES.
WHERE AS does't support two datasources at a time.
| Is This Answer Correct ? | 2 Yes | 0 No |
Answer / shree uday
Hot File:If we generate a report from two different
database, at that time we go for Hot File.The only drawback
is it will occupy the whole space in the hard disk.
Need of DWH:if u want enterprise reporting and analysis
from your historical data.
| Is This Answer Correct ? | 2 Yes | 2 No |
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