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

Explain the architecture of ss7, Explain the architecture of SS7 . A ...

Explain the architecture of SS7 . A block schematic diagram of the CCITT no. 7 signaling system is demonstrated in figure. Signal messages are passed by the central proces

What are the event key words in interactive reporting, What are the event k...

What are the event key words in interactive reporting? Event Keyword                                                 Event AT LINE-SELECTION         Moment at which the u

Show the classification of printers, Q. Show the Classification of Printers...

Q. Show the Classification of Printers? Printers can be classified on following bases: a) Impact: Impact printers print by impact of hammers on ribbon (for example Dot-Matri

Designing e-cash based system, How can it be achieved in designing e-cash b...

How can it be achieved in designing e-cash based system? E-cash is essentially an online solution.  The buyer must validate the coins by the issuer in order to get the purchase

What is a serial port, What is a serial port?  A serial port transfers...

What is a serial port?  A serial port transfers and receives data single bit at a time.

Analysis of sort bitonic, Analysis of Sort_Bitonic(X) The bitonic sorti...

Analysis of Sort_Bitonic(X) The bitonic sorting network needs log n number of phases for performing task of sorting the numbers. The first n-1 phases of circuit can sort two n/

Conversion of fractional number into its binary number, Conversion of fract...

Conversion of fractional number 0.6875 into its equivalent binary number ? Ans. Multiply the fractional number 0.6875 with 2 until the remainder becomes 0 that is, Ther

Simulate a worm propagation considering traffic delay, At time t when an in...

At time t when an infected machine scans and finds a vulnerable machine, the vulnerable one will be compromised and start to scan and infect others at time t+X, where X is a r.v. f

Explain the concept of process, The Concept of Process Unofficially a p...

The Concept of Process Unofficially a process is a program in execution subsequent to the program has been loaded in the main memory. Though a process is more than just a progr

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