What is the difference between a data warehouse and a data mart?

Answer Posted / naveen goyal

In Data warehouse, staging area is used for mapping and
integration of data collected from different sources, but in
data marts staging area is eliminated because data directly
transfers from various source systems to data marts.

Is This Answer Correct ?    12 Yes 6 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What are the types of partitioning?

566


Explain what are the various transformation available?

527


Hyperion is the one of the tool in data ware house. Its an olap tool. Why you cant display that tool?

493


Which are the olap tools available that are supported by oracle?

511


What is meant by metadata in context of a data warehouse?

485






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

511


What is the use of tabular model, tabular sql, tabular reference in real time application?

509


What is many-to-many dimensional model in datawarehousing ?

501


Explain what is partitioning? What are the types of partitioning?

504


What is degenerate dimension table?

566


What are the various file formats involved in reportnet?

530


What is difference between query studio and report studio?

520


What is surrogate key? Where we use it explain with example?

477


Explain difference between data ware house & data mart?

512


what is user variable in affinium campaign? and some real time examples.

3679