34.What are the different type of normalization? Frequently asked SQL Interview Questions In database design , we start with one single table, with all possible columns. Lot of redundant data would be present since it’s a single table. The process of removing the redundant data, by splitting...
What does "database normalization" mean? Answer the following questions: 1. What is an organizational unit (OU), and what is its primary use? 2. What is a group, and how does it differ from an OU? 3. Discuss the four primary group scopes in ...
These relations were developed from several separate normalization activi What are the differences of storage architecture between DBMS and OODBMS? When writing a SQL SELECT from two different tables, do the tables in the SQL need to be joined by primary/foreign key(s)? 1. Let A = {0, 1,...