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

Area under curve , Write a program to find the area under the curve y = f(x...

Write a program to find the area under the curve y = f(x) between x = a and x = b, integrate y = f(x) between the limits of a and b. The area under a curve between two points can b

What are the elements of an instruction, Q. What are the elements of an ins...

Q. What are the elements of an instruction? As the function of instruction is to communicate to CPU what to do it needs a minimum set of communication such as:  What op

What are spa/gpa parameters (sap memory), What are SPA/GPA parameters (SAP ...

What are SPA/GPA parameters (SAP memory) SPA/GPA parameters are field values saved globally in memory.  There are two ways to use SPA/GPA parmeters: By setting field attrib

What is flag, Flag is a flip-flop used to kept the information about the st...

Flag is a flip-flop used to kept the information about the status of a processor and the status of the instruction implemented most recently A software or hardware mark that si

What are the 2 other types of views, What are the 2 other types of Views, w...

What are the 2 other types of Views, which are not allowed in Release 3.0? The two views are:- Structure Views. Entity Views.

Explaintask and parallel task, Task   A task is logically discrete ...

Task   A task is logically discrete section of computational work. A task is normally a program or else set of instructions which are executed by a processor. Parallel

Differentiate between programming tools and authoring tools, Diffrentiate p...

Diffrentiate programming tools and authoring tools Distinction between programming tools and authoring tools is not at first obvious. Though, authoring tools require less techn

Data parallel model - parallel programming model, In the data parallel mode...

In the data parallel model, many of the parallel work focus on performing operations on a data set. The data set is usually organized into a common structure, such as an array or a

Bresenham''s line drawing algorithm, what are advantages and disadvantages ...

what are advantages and disadvantages of bresenham''s line drawing algorithm?

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