what is Normalization?

Answers were Sorted based on User's Feedback



what is Normalization?..

Answer / cr

Normalization is a design technique to develop table
structures. Purpose of normalization is to eliminate
redundant data.

Is This Answer Correct ?    13 Yes 1 No

what is Normalization?..

Answer / murthybabu

The process of decomposing tables to eliminate data
redundancy is called Normalization.

Is This Answer Correct ?    4 Yes 0 No

what is Normalization?..

Answer / subhash

Normalizatiin is the scientific method of breaking down
complex table sturcture into simple table structure by
using certain rules.using this method you can reduce
redundency in a table and eliminate the problem of
inconsisteny and disk space usage.

Is This Answer Correct ?    4 Yes 0 No

what is Normalization?..

Answer / sudipta

Normalization is a technique by which successive redundancy
of a given relation is make into a more easier form.it
improves the tuple quality and make the data in a
consistence state,also helps to improves redundant data.
(Higher the normal form better the tuple type)

Is This Answer Correct ?    2 Yes 0 No

what is Normalization?..

Answer / anjali

normalization is to crystalizing the table into small
tables to avoid the redundancy. splitting table into small
ones.

Is This Answer Correct ?    2 Yes 0 No

what is Normalization?..

Answer / gladys

Is the process of efficiently organizing data in a database.

Is This Answer Correct ?    0 Yes 2 No

Post New Answer

More DB Development Interview Questions

how to find the first two highest salaries in deptno in emp table

2 Answers  


how will I find the duplicate rows count from employees tablein oracle.

2 Answers  


A) Which two are benefits of Teradata's support for ANSI Standard SQL? (Choose two.) 1.data is distributed automatically 2.queries get optimized to better plans 3.submit queries from other database systems 4.can interface with BI tools B) Which statement is true when comparing the advantages of third normal form to star schema? 1.Star schema tends to have fewer entities. 2.Star schema requires additional data storage. 3.Third normal form tends to have fewer entities. 4.Third normal form requires additional data storage. C)Which two sets of functions does the Parsing Engine (PE) perform? (Select two.) 1.sorting, formatting, and aggregating of the final answer set 2.flow control of the data to and from the participating tables 3.SQL statement interpretation, syntax validation, and semantic evaluation 4.dispatching the step execution sequence to the AMP via the BYNET D) Which two can be achieved with Teradata Active System Management (TASM)? (Choose two.) 1.disable hardware 2.react to hardware failure 3.influence response times 4.collect metadata E) Which three mechanisms can be used to ensure security within the Teradata Database? (Choose three.) 1.views 2.spool limits 3.roles 4.access rights 5.profiles

0 Answers  


What is the difference between a primary index and a secondary index? What is a duplicate data entry in an index? Can a primary index contain duplicates?

5 Answers   IBM,


You are testing the performance of a query the first time you run the query, the performance is slow. the second time you run the query, the performance is fast. why is this?

0 Answers  






How to generate OIDS

0 Answers  


I HAVE A PI ON COL A THE NEXT DAY I WANT CHANGE THE PI ON COL B? PLS SEND ME THE ANS

0 Answers   IBM,


What are the three basic rules which are to be followed for the relational model of the database?

0 Answers  


What you can do to remove data from the cache and query plans from memory for testing the performance of a query repeatedly?

0 Answers  


You have two tables with a one to many join based on a field named id. You need to find records in the parent table that are not represented in the child table. how would you accomplish this?

0 Answers  


Explain about the hierarchical model of the database?

0 Answers  


What are the main phases of database development?

0 Answers  


Categories