Explain the concept of normalization.

Answer Posted / nashiinformaticssolutions

Normalization is the process of organizing data to minimize redundancy and improve data integrity.
Normal Forms:
• 1NF: Eliminate repeating groups, ensure atomicity.
• 2NF: Ensure 1NF and remove partial dependencies.
• 3NF: Ensure 2NF and remove transitive dependencies.
• BCNF: Ensure every determinant is a candidate key.

Is This Answer Correct ?    0 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Can we rollback after truncate?

746


What is sql keyword?

753


what happens when the column is set to auto increment and you reach the maximum value for that table? : Sql dba

760


Why do we use joins in sql?

688


Can we insert in view in sql?

773






Can we delete column in sql?

763


Explain what is a view?

793


Why do we need sharding?

724


What is a constraint? Tell me about its various levels.

837


What is the use of function "module procedure" in pl/sql?

879


How many functions are there in sql?

715


What is rtm in testing?

752


Which join is default?

708


How to convert comma separated string to array in pl/sql?

807


What are actual parameters and formal parameters?

770