Tell me what is the difference between ER Modeling and Dimensional Modeling?
Submitted by: MuhammadER modeling will have logical and physical model but Dimensional modeling will have only Physical model.
ER Modeling is used for normalizing the OLTP database design whereas Dimensional Modeling is used for de-normalizing the ROLAP and MOLAP design.
Submitted by: Muhammad
ER Modeling is used for normalizing the OLTP database design whereas Dimensional Modeling is used for de-normalizing the ROLAP and MOLAP design.
Submitted by: Muhammad
Read Online Data Warehouse Manager Job Interview Questions And Answers
Top Data Warehouse Manager Questions
☺ | Explain what is dimensional modeling? |
☺ | Do you know what is VLDB? |
☺ | Explain me what is real-time datawarehousing? |
☺ | Explain me what is conformed fact? |
☺ | Explain me what is meant by Data Analytics? |
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. |