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

COMPUTER SYSTEM, Classify computer systems according to capacity. How they ...

Classify computer systems according to capacity. How they are different from computers according to the classification of technology. Provide comparative study also.

Explain process control block, Explain Process Control Block Process Co...

Explain Process Control Block Process Control Block (PCB): Information related with every process is stored in Process control Block. a) Process state b) Program counter c

And-elimination rule, And-Elimination rule: In generally English says ...

And-Elimination rule: In generally English says that "if you know that lots of things are all true, so you know like any one of them is also true". Because you can specify a c

Device drivers in assembly, Device drivers are special programs installed b...

Device drivers are special programs installed by config.sys file to control installable devices.  So personal computers can be expanded at some future time by installation of new d

Explain about multiple program multiple data, Q. Explain about Multiple Pro...

Q. Explain about Multiple Program Multiple Data? Like SPMD, MPMD is in fact a 'high level' programming model that can be built on any combination of previously described parall

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

Which datatype cannot be used to define parameters, Which datatype cannot b...

Which datatype cannot be used to define parameters. Type F datatype is not used to explain parameters.

Control traffic flowing in and out of the network, Firewalls use one or mor...

Firewalls use one or more of three methods to control traffic flowing in and out of the network:  Packet filtering - Packets (small chunks of data) are examined against a s

Define usb, Define USB. The Universal Serial Bus(USB) is an industry st...

Define USB. The Universal Serial Bus(USB) is an industry standard developed to give two speed of operation known as low-speed and full-speed. They provide simple, low cost and

What are the components of i-way infrastructure, What are the components of...

What are the components of I-way Infrastructure? There are three components of the I-way infrastructure: • Consumer access equipment • Local on-Ramps • Global informat

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