Q1. What is dimensional modelling in a Data Warehouse (i.e. DWH)?
A1. A dimensional model is a data structure technique optimised for Data Warehousing tools (i.e.
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Blog Archives
00: 13 Data Warehouse interview Q&As – Fact Vs Dimension, CDC, SCD, etc – part 1
00: 13 Data Warehouse interview Q&As – Fact Vs Dimension, CDC, SCD, etc – part 2
This extends Q1 to Q5 at 13 Data Warehouse interview Q&As – Fact Vs Dimension, CDC, SCD, etc – part 1. Q6. … Read more ›...
05: ETL & ELT architecture interview Q&As
Q1. What is an ETL process? A1. ETL is a architectural style, and it stands for Extract, Transform and Load. … Read more ›...
Straight Through Processing, OLTP, Data warehousing & OLAP
Large mission critical applications use Straight Through Processing, and these systems need to be highly scalable. So, when you apply for these high paying jobs, it really pays to prepare...
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Latest posts by Arulkumaran Kumaraswamipillai (see all)
- 1000+ Java & Big Data interview questions categorised - June 24, 2022
- 00: 13 Data Warehouse interview Q&As – Fact Vs Dimension, CDC, SCD, etc – part 2 - April 28, 2022
- 11D: Scala existential type interview Q&As - March 20, 2022
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