What is Factless fact table? In which purpose we are using
this in our DWH projects?Plz give me the proper answer.
Thanks,
Ramesh
Answer Posted / asish
factLess fact table def as mentioned above..
Where it is used?
These are used particularly to resolve many to many
relationships,which will create duplicate counts in OLAP
Cube creation.
Or it can be used to avoid loops which will decrease the
query performnce while reporting
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