What is dimension modeling?
Submitted by: AdministratorA logical design technique that seeks to present the data in a standard, intuitive framework that allows for high-performance access. There are different data modeling concepts like ER Modeling (Entity Relationship modeling), DM (Dimensional modeling), Hierarchal Modeling, Network modeling. However, popular are ER and DM only.
Submitted by: Administrator
Submitted by: Administrator
Read Online Data Warehousing Job Interview Questions And Answers
Top Data Warehousing Questions
☺ | What is the difference between aggregate table and materialized view? |
☺ | "A dimension table is wide but the fact table is deep," Explain the statement in your own words. |
☺ | What is the advantages data mining over traditional approaches? |
☺ | What are data validation strategies for data mart validation after loading process? |
☺ | Can you pass sql queries in filter transformation? |
Top Data Warehouse Job Categories
☺ | Warehouse Assistant Interview Questions. |
☺ | Ab Initio Interview Questions. |
☺ | Data Stage Interview Questions. |
☺ | ColdFusion Interview Questions. |
☺ | Data Warehouse Supervisor Interview Questions. |