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

Illustrate single in-line memory modules, Q. Illustrate Single In-line Memo...

Q. Illustrate Single In-line Memory Modules? From early days of semiconductor memory till the early 1990s memory was manufactured, brought and installed as a single chip. Chip

Pipelined processor, Pipelined Processor Having discussed pipelining; n...

Pipelined Processor Having discussed pipelining; now we can describe a pipeline processor. A pipeline processor can be distinct as a processor that consists of a series of proc

Message passing programme development environment, In a multicomputer syste...

In a multicomputer system the computational load amid different processors should be balanced.  To pass information between different nodes message passing technique is used. The p

Compatibility of sound cards, Q. Compatibility of Sound cards? Compati...

Q. Compatibility of Sound cards? Compatibility: Sound cards should be compatible at both software and hardware levels with industry standards.  Most software particularly gam

Explain derived equations and models, Each student will be assigned a binar...

Each student will be assigned a binary system. The experimental references and the conditions are indicated in the table below. The student should make use of software available on

Write an html program segment that contains hypertext links, Write an HTML ...

Write an HTML program segment that contains hypertext links from one document to another . HTML permits any item to be placed as a hypertext reference. Therefore a single word

Algorithms, Data array A has data series from 1,000,000 to 1 with step size...

Data array A has data series from 1,000,000 to 1 with step size 1, which is in perfect decreasing order. Data array B has data series from 1 to 1,000,000, which is in random order.

Explain real time operating system, Explain Real Time Operating System? ...

Explain Real Time Operating System? Real time operating System: A real-time operating system has suitably-defined, fixed time constraints. Processing should be done in the d

Where virtual memory is used, Where Virtual memory is used ? Ans. Virtu...

Where Virtual memory is used ? Ans. Virtual memory is utilized in all main commercial operating systems.

Types of pipelines - computer architecture, Types of Pipelines: Instr...

Types of Pipelines: Instructional pipeline  It is used where different stages of an instruction fetch and execution take place in a pipeline. Arithmetic pipeline

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