What is the difference between a W/H and an OLTP application?

Answer Posted / shrihari

data warehouse is often use denormalized schema to optimize
query perfomance.

OLTP sytem often use fully normalized schema to optimize
update, insert, delete perfomance.

Is This Answer Correct ?    0 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

List down some of the real time data-warehousing tools?

561


Is framework manager an un-needed overhead? As we know report studio allows us to create the data model from a query and thereby skipping framework manager. Given that this feature is available, in what scenarios would one want to skip framework manager?

577


Name a few sectors which use data warehousing?

524


How to stop a batch?

547


Explain the differences between normalizer and normalizer transformation?

521






Explain why are oltp database designs not generally a good idea for a data warehouse?

628


What is a fact, dimension, measure?

559


Hyperion is the one of the tool in data ware house. Its an olap tool. Why you cant display that tool?

507


What is the advantages data mining over traditional approaches?

525


Explain ddl (data definition language)?

581


Explain about core dimension,

539


explain about dirty dimension?

635


What function should we use to display the value entered or selected by a user in response to a prompt?

516


What is data warehosuing hierarchy?

584


What needs to be done when the database is shutdown?

557