what is materialised view? why we use it in data warehousing?

Answer Posted / manoj

Materialized view contains special cache to store the data
and structure of the table.

it improves the perrformance becuase when we write the
query every time data is not feched from the base table
i.e. we will use in Datawarehouse.

Is This Answer Correct ?    0 Yes 2 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is the size of database for you project?

1107


Define metrics studio?

577


What are the methods by which it non-durable model could be changed into the durable model?

524


How do you Parametermap variables in Quiries?

1777


hi friends pls forward impropmtu interview question

1687






What is the metric store database?

538


What do you understand by the term 'dynamic cube'?

566


---------------Tell me about DWH Concepts?

1607


how to merge 2 crosstabs thans

2157


What is a dimension?

631


Explain informatica architecture?

562


what is the procedure for scheduling conditional rendering?

2004


How can I schedule reports in cognos?

597


What is called Cognos powerplay?

621


what is hints in cognos and where we use it.

1990