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

Advantages of specifying parameter assignment using defparam, State The adv...

State The advantages of specifying parameter assignments using defparam are: - This method always has precedence over specifying parameters at the instance of instantiation.

Cell array variable , a)   Make a cell array variable that would kept for a...

a)   Make a cell array variable that would kept for a student his or her name, university id number, and GPA.  Print this information. b) Make a structure variable that would kept

Initial considerations in problem solving, Initial considerations in proble...

Initial considerations in problem solving: Three initial considerations in problem solving for easiest(as described in Russell and Norvig):  Initial State  First

Show the classification of networks, There are various approaches to the cl...

There are various approaches to the classification of Computer Networks. One such classification is based on distance approach. Networks can be classified into LAN, WAN and MAN net

Can you define a field without a data element, Can you define a field witho...

Can you define a field without a data element? Yes.  If you require specifying no data element and thus no domain for a field, you can enter data type and field length and a sh

C++, A palindrome is a string that reads the same from both the ends. Given...

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

Appropriate name for the superclass, Suppose that your team is then asked t...

Suppose that your team is then asked to expand the system. The publisher now wishes to make other computer science publications. As a team member, you are asked to make a class tha

Write the program to use arrays, In class SlotCollection, remove the fields...

In class SlotCollection, remove the fields slot1, slot2, slot3 and slot4 and replace them by an array of slots. Modify the rest of the program to work using this array. There is

What is rational robot, Rational Robot is a whole set of components for aut...

Rational Robot is a whole set of components for automating the testing of Microsoft Windows client/server and Internet applications. The major component of Robot lets you start

Describe the characteristics of mainframes, Problem 1 (a) List and desc...

Problem 1 (a) List and describe the characteristics of mainframes, minicomputers and microcomputers. (b) Briefly describe what is meant by electronic commerce and what b

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