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

Register addressing mode - computer architecture , Register Addressing mode...

Register Addressing mode - computer architecture: Register Addressing: Register addressing mode is same to direct addressing. Only difference in between is that the addre

Interaction between the dynpro and the abap/4, How does the interaction bet...

How does the interaction between the Dynpro and the ABAP/4 Modules takes place? -A transaction is a collection os screens and ABAP/4 routines , controlled and implemented by a

Name various work processes of r/3 system, Name various work processes of R...

Name various work processes of R/3 system? A) Dialog or Online (processes only one request at a time). B) Background (Started at a specific time) C) Update (primary or se

Prove the equations using the boolean algebraic theorems, Prove the equatio...

Prove the equations A + A‾ .B + A.B‾ = A + B using the Boolean algebraic theorems ? Ans. The equation is A + A‾.B + A.B‾ = A + B L.H.S. = A + A‾ .B + A.B‾ = (A + A.B‾) + A‾.B

#chemistry, Please explain the construction and working of calomel electrod...

Please explain the construction and working of calomel electrode..

Draw logic circuit for the simplified function, Minimize the logic function...

Minimize the logic function Y(A, B, C, D) = ∑m(0,1,2,3,5,7,8,9,11,14). Use  Karnaugh map. Draw logic circuit for the simplified function. Ans: In following figure (a) shows the

What are the use of job queues and ready queues, What are the use of job qu...

What are the use of job queues, ready queues and device queues? As a process enters a system they are put in to a job queue. These queues having of all jobs in the system. The

Instruction set and effective addressing techniques, The term addressing mo...

The term addressing mode is a technique of stating the input and output of an instruction; it is termed the effective address. There are 6 effective addresses in the 68HC11 set of

Explain the importance of search engines, Explain the importance of Search ...

Explain the importance of Search Engines The most effective way of finding information on the internet is to use a search engine. Though, it's just as easy to use these ineffic

Flowchart, draw the flowchart for operator overloading in c++

draw the flowchart for operator overloading in c++

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