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

Convert logic circuit to minimised, The logic circuit shown in the given fi...

The logic circuit shown in the given figure can be minimised to Ans. The minimised figure of logic diagram is D, the output of the logic circuit is as Y=(X+Y')'+(X'+(X+

In order to concatenate strings only for output purposes, In order to conca...

In order to concatenate strings only for output purposes which command can be used in conjunction with the 'Write' statement. NO-GAP command.

What are the major systems of a telecommunication network, What are the maj...

What are the major systems of a telecommunication network? The main systems of any telecommunication network may contain the following main systems: a. Subscriber end instr

What is a digital comparator, What is a digital comparator? Ans: ...

What is a digital comparator? Ans: Digital Comparator: The comparison of two numbers is an operation which evaluates if one number is greater than, less than, or equival

Use string manipulating functions , Write a script that will first initiali...

Write a script that will first initialize a string variable that will kept x and y coordinates of a point in the form 'x 3.1 y 6.4'.  Then, use string manipulating functions to ext

Why network layer is used, Network Layer is used for (A)  Breaking up ...

Network Layer is used for (A)  Breaking up the data in frames for transmission (B)  Deal with Error correction (C)  Automatic Recovery of Procedure (D)  Physica

What happens to logic after synthesis, What happens to logic after synthesi...

What happens to logic after synthesis, which is driving an unconnected output port that is left open (, that is, noconnect) during its module instantiation? An unconnected out

What is rdram, Direct Rambus DRAM or DRDRAM (sometimes just known as Rambus...

Direct Rambus DRAM or DRDRAM (sometimes just known as Rambus DRAM or RDRAM) is a type of synchronous dynamic RAM. RDRAM was formed by Rambus inc., in the mid-1990s as a replacement

What is a linker program, What is a linker program? Ans. links the prog...

What is a linker program? Ans. links the program with other programs required for its execution is called a linker program.

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