Explain about encoding technique used in bitmaps indexes, Computer Engineering

Bitmaps commonly use one bitmap for each single distinct value. Number of bitmaps used can be decreased by opting for a dissimilar type of encoding. Space can be optimized but when a query is produced bitmaps have to be accessed.              

 

 

Posted Date: 4/4/2013 3:43:59 AM | Location : United States







Related Discussions:- Explain about encoding technique used in bitmaps indexes, Assignment Help, Ask Question on Explain about encoding technique used in bitmaps indexes, Get Answer, Expert's Help, Explain about encoding technique used in bitmaps indexes Discussions

Write discussion on Explain about encoding technique used in bitmaps indexes
Your posts are moderated
Related Questions
Module Learning Outcomes for This Assignment 1. Design and minimize a digital electronic circuit using logic devices from ttl and cmos. 2. Explain the hardware design of

What is memory controller? A memory controller is a circuit which is interposed among the processor and the dynamic memory. It is used for performing multiplexing of address bi

How are interrupt handled by the operating system? The fundamental interrupt mechanism works as follows: The CPU hardware has wire called the interrupt-request line which

Q. Explain about Dual In line Memory Modules? A DIMM is capable of delivering 64 data bits right away. Usual DIMM capacities are 64MB and up. Every DIMM has 84 gold patted conn

Q. Evaluate Bandwidth of disk drive? Bandwidth:  Bandwidth can be measured in bytes per second. Sustained bandwidth is the average data rate at the time of a large transfer w

Explain the following design parameters S, SC, TC, C, CCI, EUF, K, T S The various terms are given below: S: Total number of switching components A good design sh

what is hashing in database management system?

Explain Tri-state logic inverter with the help of a circuit diagram. Give its Truth Table. Ans: Tri-state Logic Inverter: The functional diagram of Tri-state Logic Inve

Q. When an object travels with constant velocity does its average velocity during any time interval differ from its instantaneous velocity at any instant? Answer:- No It i

Explain the need for user-defined functions. The need for user-defined function: 1.  A programmer might be having a block of code that he has repeated forty times all over t