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

Assignment, what is an interface and perpheral device

what is an interface and perpheral device

Mathematical simulation and modelling applications, Mathematical Simulation...

Mathematical Simulation and Modelling Applications The tasks include mathematical simulation and modelling need lots of parallel processing. Three fundamental formalisms in mat

What is sensitivity list, What is sensitivity list? A list of signals w...

What is sensitivity list? A list of signals which trigger execution of the block when they change value. Sensitivity list  indicates that when a change occurs to any one of

Cutoff search - artificial intelligence, Cutoff Search : To require a ...

Cutoff Search : To require a mini and max search in a game on stage situation is, in which all we have is just do that programme our agent to look at the intact that search tr

Explain point-to-point message passing, Q. Explain Point-to-point Message P...

Q. Explain Point-to-point Message Passing? In point to point message passing, one process transmits/receives message from/to another process. There are four communication modes

Iot, what is ardiuno explain its working

what is ardiuno explain its working

What is locking, What is Locking? When two users at the same time atte...

What is Locking? When two users at the same time attempt to access the similar data record, this is synchronized by a lock mechanism

Define the example client-server implementations, Define the Example Client...

Define the Example Client-server Implementations Once you accept the client-server mindset, the process of architecting and developing applications becomes rather easy. Clearly

Performance of computer system, Performance of computer system: Comput...

Performance of computer system: Computer performance is frequently described in terms of clock speed (usually in MHz or GHz). It refers to the cycles per second of the main cl

Why isdn handles data pertaining, ISDN handles data pertaining to? ISDN...

ISDN handles data pertaining to? ISDN handles data pertaining to all digital services.

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