What is Data purging?

Answer Posted / elango

Information sources may be unreliable and may purge data. On
the other hand, information at the warehouse is under the
control of the warehouse users; it can be stored safely and
reliably for as long as necessary.

Is This Answer Correct ?    8 Yes 52 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

for data loading in oracle, what are conventional loading , what are conventional loading and direct-path loading?

1681


Explain degenerate dimension table?

546


Explain vldb?

633


How to stop a batch?

549


In microstrategy, how can we direct the sql generated to use a specifc table?

535






What are the advantages and disadvantages of reporting directly against the database?

549


Explain me what is vldb?

527


List any five applications of data warehouse.

555


What is the function of etl when used in data warehousing?

541


Explain the difference between oltp and olap?

686


How to generate iqd file from framework manager?

529


Explain what is the limit to the number of sources and targets you can have in a mapping?

549


What do you mean by static and local variable?

531


Can you brief about the Data warehouse project you worked on?

1953


How do you call a module named �testmod.cfm� with the parameters param1=�yes� and param2=5?

592