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 / dirasanchu

It is a fact table which does not contain any measurable data.

EX: Student attendance fact (it contains only Boolean
values, whether student attended class or not ? Yes or No.)

Is This Answer Correct ?    10 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Which columns go to the fact table and which columns go the dimension table?

650


What needs to be done when the database is shutdown?

636


What is index awareness in universe?

666


What is an error log table in informatica occurs and how to maintain it in mapping?

631


I have two universes created by two difference database can we join them in designer & report level? How

612






What is the 4 + 1 view model as it relates to system modeling?

699


Explain the differences between normalizer and normalizer transformation?

601


Can any one explain the hierarchies level data warehousing.

620


Explain dimension table ?

632


Difference between cold fusion 5 and cold fusion mx 6?

683


Explain when do we analyze the tables? How do we do it?

677


Where we use surrogate key explain with example?

672


What is the difference between snowflake and star schema? What are situations where snowflake schema is better than star schema when the opposite is true?

664


What is the data type of the surrogate key?

625


What is the difference between data warehouse and operational systems?

692