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 the purpose of cdata in an xml document, Question: (a) What is...

Question: (a) What is the purpose of CDATA in an XML document? Explain your answer using extract codes. (b) Consider the following definition for an address element:

Two "next screen "attributes, Of the two "next screen "attributes the attri...

Of the two "next screen "attributes the attributes that has more priority is?? Dynamic.

Show select tag and pull down lists, The next type of input is a Pull Down ...

The next type of input is a Pull Down List. With this type you have to employ in place of and it also has a closing tag. This control is used when we have a

Programming project, l need a help for my project pllz:) Write a program th...

l need a help for my project pllz:) Write a program that will simulate ATM machine. The Program should prompt the user to enter a valid PIN password number of 5 digits (PIN: 12312)

Explain parsing techniques, Explain any three parsing techniques. Follo...

Explain any three parsing techniques. Following are three parsing techniques: Top-down parsing: This parsing can be viewed as an attempt to get left-most derivations of an

Rapid appllication development, Explain clearly the four stages in the Rapi...

Explain clearly the four stages in the Rapid Application Development

Stack operation and interrupts in microprocessor, Let us review the operati...

Let us review the operation of the stack within the 68HC11, the stack is a defined area of RAM which is last in first out register (LIFO) . Access to the stack is made via a stack

Describe how the it infrastructure is designed, IT Management 1. Descri...

IT Management 1. Describe how the IT infrastructure is designed. 2. Explain briefly the audit planning phase in IT Audit 3. Explain localized and distributed load balanci

Define input-output interface, Define Input-Output Interface. I/O inter...

Define Input-Output Interface. I/O interface gives a method for transferring information among internal storage and external I/O devices

Explain the register transfer language, Explain the Register transfer langu...

Explain the Register transfer language Register transfer language means there must be data flow between two registers and logic is in between them for end registers data must f

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