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
Write a short note on MMX technology. MMX (Multimedia extensions) technology adds 57 new instructions to instruction set of the Pentium - 4 microprocessors. MMX technology also

Given: • A sequence of n arrival times t0, t1, ..., tn-1, • a library of mlogically equivalent gates {(d0, c0), (d1, c1), ..., (dm-1,cm-1)} where d is delay and c is cost • a

What are the Input devices Various devices are available for data input on graphics workstations. Most systems have a keyboard and one or more additional devices specially desi

explain the various types of computer systems

shell script to find whether the given number is Armstrong or not

Problem: (a) What shows a Pattern a Pattern? (b) Which pattern is given below? Justify your answer. public class A { private static A instance = null; private A() {

advantages and disadvantages of layered architecture in computer network.

Data can be moved from one field to another using a 'Write:' Statement and stored in the desired format.  Write: Date_1 to Date_2 format DD/MM/YY.

Explain the following design parameters S, SC, TC, C, CCI, EUF, K, T S The various terms are given below: S: Total number of switching components A good design sh

We have determined the general architecture and register set of MIPS microprocessor. Our subsequent task is to look at functionality of ALU, the CU and how an instruction is execut