Role of bitmap indexes to solve aggregation problems, Computer Engineering

Assignment Help:

Describe about the role of bitmap indexes to solve aggregation problems?

Ans) Bitmaps are very useful in begin schema to join large databases to small databases. Answer queries and bit arrays are used to do logical operations on the databases. Bit map indexes are very well-organized in handling Gender differentiation; also repetitive tasks are performed with much larger efficiency.         

 

 


Related Discussions:- Role of bitmap indexes to solve aggregation problems

Connectivity options accessible to internet subscribers, What are the diffe...

What are the different connectivity options accessible to Internet Subscribers? Explain in detail. Internet Connectivity Options: Internet access is perhaps one of the ma

What is double entry - verification, What is Double entry - Verification ...

What is Double entry - Verification In this approach, data is entered twice (using two different people); data is only accepted if both versions match up. Generally used to ve

Set screen and leave screen, What happens if only one of the commands SET S...

What happens if only one of the commands SET SCREEN and LEAVE SCREEN is used without using the other? If we use SET SCREEN without LEAVE SCREEN, the program ends processing for

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

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

When can we see layer groups in gimp, Sometimes it is nice to place layers ...

Sometimes it is nice to place layers in groups. It makes them simple to organize when you have lots of them. It also means you can simply apply the similar effect to lots of layers

What is database integration, What is database integration? Database in...

What is database integration? Database integration is the ability to give user-friendly and cost-effective software solutions for data infrastructure management by the interfac

Illustrate code segment with example, CODE SEGMENT ; Set DS register ...

CODE SEGMENT ; Set DS register MOV AX, DATA     ;    boiler plate code to set the DS register so that the MOV DS, AX          ;    program can access the data segment.

Proof by contradiction - artificial intelligence, Proof by Contradiction - ...

Proof by Contradiction - Artificial intelligence So, both backward chaining andforward chaining have drawbacks. Another approach is to think regarding proving theorems by contr

Facsimile , FACSIMILE : This is often known as 'fax' and it represents the...

FACSIMILE : This is often known as 'fax' and it represents the interface between reprographic and computer technology. By using fax, the contents of a sheet of paper (text or illu

Scsi bus - computer architecture, SCSI Bus:   Defined by ANSI - X3....

SCSI Bus:   Defined by ANSI - X3.131   50, 68 or 80 pins   Max. transfer rate - 160 MB/s, 320 MB/s. SCSI Bus Signals   Small Computer System Interface

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