Click here to get free chapters (PDF) in the mailbox Please read the Introductory Post before continue reading interview question and answers. Nakul Vachhrajani is a Technical Lead and systems development professional with iGATE Patni having a total IT experience of more than 6 years. He has comprehensive grasp on…

Click here to get free chapters (PDF) in the mailbox Please read the Introductory Post before continue reading interview question and answers. Malathi Mahadevan who is known SQL Server Expert has written following guest blog post to keep alive the spirit of Interview Questions and Answers Series. I encourage all…

Click here to get free chapters (PDF) in the mailbox Please read the Introductory Post before continue reading interview question and answers. List of all the Interview Questions and Answers Series blogs What is Hybrid Slowly Changing Dimension? Hybrid SCDs are combination of both SCD 1 and SCD 2. It…

Click here to get free chapters (PDF) in the mailbox Please read the Introductory Post before continue reading interview question and answers. List of all the Interview Questions and Answers Series blogs What is ETL? ETL is abbreviation of extract, transform, and load. ETL is software that enables businesses to…

Click here to get free chapters (PDF) in the mailbox Please read the Introductory Post before continue reading interview question and answers. List of all the Interview Questions and Answers Series blogs What is OLTP? OLTP is abbreviation of On-Line Transaction Processing. This system is an application that modifies data…

Click here to get free chapters (PDF) in the mailbox Please read the Introductory Post before continue reading interview question and answers. List of all the Interview Questions and Answers Series blogs 4) Data Warehousing Concepts Interview Questions & Answers What is Data Warehousing? A data warehouse is the main…