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

8085 programs, what is the theory used to check whether a number is negativ...

what is the theory used to check whether a number is negative or positive?

Explain the paging unit, Explain the Paging Unit Paging mechanism funct...

Explain the Paging Unit Paging mechanism functions with 4K - byte memory pages or with a new extension available to Pentium with 4M byte-memory pages. In Pentium, with new 4M-b

Mobility management in mobile systems, Instruction 1. You can do this i...

Instruction 1. You can do this individually or in groups of 2-3 students. 2. Any material copied and pasted from anywhere (e.g., figures and text) is considered plagiarism even

Write the truth table of NOR gate, Write the truth table of NOR gate. Ans...

Write the truth table of NOR gate. Ans. The truth table for NOR gtae is shown below:

Software engineering, what is modular system ? list important properties of...

what is modular system ? list important properties of modular system

State briefly about the register transfer, State briefly about the  Regist...

State briefly about the  Register Transfer A micro operation is a basic operation performed on information stored in one or more registers. The result of operation may replace

What is game playing ai, This covers a number of game playing methods, nota...

This covers a number of game playing methods, notably checkers and backgammon because so much good research has been completed on these problems and because so many different metho

Define electronic data interchange, Electronic Data Interchange (EDI ) is u...

Electronic Data Interchange (EDI ) is used by companies for transactions that happen on regular basis to a pre-determined format. It is one of the electronic commerce technologies.

What is asynchronous reset, What is Asynchronous Reset? Asynchronous re...

What is Asynchronous Reset? Asynchronous reset: The biggest problem along with asynchronous resets is the reset release, which termed as reset removal. By using an asynchron

Explain salient points about indirect addressing, Q. Explain salient points...

Q. Explain salient points about indirect addressing? A number of salient points about this scheme are:  In this addressing scheme effective address EA and contents of th

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