Explain about aggregations, Computer Engineering

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. 

 

Posted Date: 4/4/2013 3:36:03 AM | Location : United States







Related Discussions:- Explain about aggregations, Assignment Help, Ask Question on Explain about aggregations, Get Answer, Expert's Help, Explain about aggregations Discussions

Write discussion on Explain about aggregations
Your posts are moderated
Related Questions
Authorization Bypass is a frighteningly easy process which can be employed with poorly designed applications or content management frameworks. You know how it is... you run a small

Vector-Scalar Instructions In this category, when combination of vector and scalar are fetched and stored in vector register. These instructions are referred with the subsequen

Concept Development Journal General Information: Once you have researched and gained some insight into the topic you must then begin developing your ideas and your conceptua

Downcasting concept is the casting from a general to a more particular type, i.e. casting down the hierarchy in programming

Q.Joint Application Development session leader? JAD session leader: JAD leader organizes and runs the JAD. This person is trained in group management and facilitation as well

Use the colon operation to create a vector x of numbers -10 through 10 in steps of 1. Use matrix operations to create a vector y where each element is 5 more than 2 times the corre

Explain Time Division Switching. Time Division Switching: A switching component can be shared at the same time with number of active speech circuits. It is the principle of

Which of the memories stores the most number of bits ? Ans. most number of bits stores in 32M x 8 As 2 5 x 2 20   = 2 25 Therefore 1M = 2 20 = 1K x 1K = 2 10 x 2 10

How read and write is performed using sockets? An application program interface gives the details of how can an application program interacts along with protocol software. But

Can you give an example of what might be best suited to place in the application_Start and Session_Start subroutines? Application Start - We can place code to initialize var