Explain about aggregations, Computer Engineering

Assignment Help:

OLAP can process difficult queries and give the output in less than 0.1 seconds, for it to achieve like performance OLAP uses aggregations. Aggregations are built by aggregating and changing the data with the dimensions. Possible combination of aggregations can be determined by the combination possibilities of dimension granularities. 

 


Related Discussions:- Explain about aggregations

E-R DIAGRAM, In academic year a researcher can either be employed as a prof...

In academic year a researcher can either be employed as a professor or a lab assistant.there are three kinds of professors: assistant,associate and full professors.drow E-R DIAGRAM

What is slack, What is slack? 'Slack' is the amount of time you have wh...

What is slack? 'Slack' is the amount of time you have which is measured through while an event ‘really happens' and while it ‘should happen’. The term ‘really happens' can a

Programs, A palindrome is a string that reads the same from both the ends. ...

A palindrome is a string that reads the same from both the ends. Given a string S convert it to a palindrome by doing character replacement. Your task is to convert S to palindrome

What is page fault, What is page fault? Its types? Page fault refers to...

What is page fault? Its types? Page fault refers to the situation of not having a page in the major memory when any process references it. There are two kinds of page fault :

objectives- parallel computing, Objectives After going through this un...

Objectives After going through this unit, you will be able to : Tell historical facts of parallel computing; Can explain the essential concepts of the discipline, e.g.

Cryptarithmetic problem in artificial intelligence, Solve the following cry...

Solve the following cryptarithmetic problem using Prolog: P I N G P O N G + F U N --------- I G N I P Each of the 7 different letters stands for a different digit. The

Simulated annealing - artificial intelligence, Simulated Annealing: On...

Simulated Annealing: One way to get around the problem of local maxima, and related problems like ridges and plateaux in hill climbing is to allow the agent to go downhill to

Inheritance, what is Ambiguity in single inheritance

what is Ambiguity in single inheritance

State about agp, State about AGP The latest addition to many computer s...

State about AGP The latest addition to many computer systems is the inclusion of accelerated graphics port (AGP). AGP operates at the bus clock frequency of the microprocessor.

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd