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

What is an assembly language, An assembly language is a? Ans. Low level...

An assembly language is a? Ans. Low level programming language is an assembly language.

Explain list directive in assembly language, Q. Explain list directive in a...

Q. Explain list directive in assembly language? A list directive causes assembler to generate an annotated listing on printer, video screen, disk drive or any combination of th

What is icon, An icon is a picture used to show an object. Some example obj...

An icon is a picture used to show an object. Some example objects are: data files, program files, folders, email messages, and drives. Every type of object has a dissimilar icon. T

What are the largest UDP messages, What are the largest UDP messages that c...

What are the largest UDP messages that can fit into single Ethernet frame? UDP utilizes IP for delivery. As ICMP UDP packet is encapsulated in IP datagram. Therefore entire UDP

Define entry section and exit section, Define entry section and exit sectio...

Define entry section and exit section. The critical section problem is to design a protocol that the processes can use to cooperate. Every process must request permission to e

What is parallel balance point, Q. What is Parallel Balance Point? In ...

Q. What is Parallel Balance Point? In order to execute parallel algorithm on parallel computer K processors are necessary. It should be noted that given input is allocated to

Describe the forms tag, Now let's get a grip on how to add interactivity to...

Now let's get a grip on how to add interactivity to your web documents by way of the tag. With this tag you can add to your web pages a guestbook, surveys, order forms, ge

Determine the registers are available in machines, Determine the registers ...

Determine the registers are available in machines Typical registers, some of which are commonly available in machines. These registers are as follows:- Memory Addres

Loadrunner would you use to record a script, What Component of LoadRunner w...

What Component of LoadRunner would you use to record a Script? Ans) The Virtual User Generator (VuGen) component is used to record a script. It enables you to make Vuser scripts

What is the difference among character and block devices, a. What is the di...

a. What is the difference among character and block devices? b. Discuss the method to make a Kernel Driver for the PC Speaker. c. Explain the socket structure with the help o

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