Self Join - How to Write Self Join Queries Easily
Self Join : By definition self join query is a query in which the table is joined to itself. Self joins are written in cases where there is...
Showing posts with the label SQL Interview Questions
SQL Interview Questions and Answers
Vijay Bhaskar
1. What is Normalization? Normalization is the process of organizing the columns, tables of a database to minimize the redundancy of dat...