What is database normalization?

Answers were Sorted based on User's Feedback



What is database normalization?..

Answer / koti-khammam

It is the process of removing redundancy(repeated data) by
splitting the tables into smaller tables.

Is This Answer Correct ?    37 Yes 3 No

What is database normalization?..

Answer / anirudh

Normalization is breaking the database into different
tables and defining a relationship between them.
Objective is to isolate the data so that additions and
deletions can be made in one table and propagated to other
tables through relationships.

Is This Answer Correct ?    20 Yes 1 No

What is database normalization?..

Answer / shruti

Normalization is the process of breaking tables of a
database into smaller tables and defining relations between
them to make them more flexible, efficient and to remove the
modification anamolies from the database.

Is This Answer Correct ?    15 Yes 1 No

What is database normalization?..

Answer / kranthi

Normalization is the process of structuring relational
database schema such that most ambiguity is removed. The
stages of normalization are referred to as normal forms and
progress from the least restrictive (First Normal Form)
through the most restrictive (Fifth Normal Form).

Is This Answer Correct ?    8 Yes 1 No

What is database normalization?..

Answer / dr. tawfik khattab

Normalization is the process of efficiently organizing data
in a database.
The goals of the normalization process asfollows:
1- Eliminating redundant data
2- Ensuring data total dependence on the Pk or on the
Composite PK

Is This Answer Correct ?    6 Yes 1 No

What is database normalization?..

Answer / padmapriya

Noramalization is process of breaking the information into
well defined tables which should follow some rules. There
are 5 Normal forms available. Each one having a separate
rule.
1NF-Avoid redundant data
2NF-All coulms except primary key column should be related
to the primary key column
3NF,4NF and 5NF - I'dont remember , if any one knows please
reply

Is This Answer Correct ?    3 Yes 2 No

What is database normalization?..

Answer / maskfriend

Normalize the data from the detabase.It reduces by the
normalisation rule like(there are 4 normalization rule and
BCNF)

Is This Answer Correct ?    10 Yes 11 No

Post New Answer

More SQL Server Interview Questions

Explain the flow of creating a cube? : sql server analysis services, ssas

0 Answers  


What will happen when a Rollback statement is executed inside a trigger?

1 Answers   Flextronics, Hexaware,


What is user-defined function?

0 Answers  


How to create a Master database in SQL server ?

0 Answers   MCN Solutions,


What are statistics?

0 Answers  






What are various limitations of the views?

0 Answers  


Why do you want to join software field as you have done your BE in Electronics?

0 Answers   Cap Gemini, HCL,


What is delete query?

0 Answers  


Is there any performance difference between if exists (select null from table) and if exists (select 1 from table)?

0 Answers  


What is difference between process and thread? Explain lazy writer funcationality.

2 Answers   Microsoft,


how to get the rowid/rownumbes of a table in sqlserver

7 Answers   IBM,


Does server sql treat char as a variable-length or fixed-length column?

0 Answers  


Categories