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
Internal Path length It is described as the number of node traversed while moving by one particular node to any other node in the tree.

State the features of Pentium series of microprocessors: Pentium is a 32-bit superscalar, CISC microprocessor.  The term superscalar is used for processor that contains more th

How authoring packages supports scripting language Many authoring packages support a scripting language to allow for even more sophisticated applications to be produced. Scrip

You are required to review the system-wide security settings on our SAP system. The data file RSPARAM contains an extract from the client's system. You are to produce a report (

What is the significance of Technical settings (specified while creating a table in the data dictionary)?  By specifying technical settings we can handle how database tables ar

Q. Explain Program Source Code? Program Source Code  Every assembly language statement appears as: {identifier}  Keyword {{parameter},}  {;comment}.   Element of a

There are basically two methods of copying: Photocopying This is a modified development of photography. It is quite expensive and slow and is not often used for routine rep

What is a PCI bus? Discuss its aspects and usage. Peripheral Component Interconnect (PCI): This bus was developed by Intel and introduced in 1993. It is geared specifically to

Optical disk becomes an attractive alternative for backing up information from hard disk drives and employs large text, audio and video data. Advent of CD-ROM-R and DVD-ROM-R has b

Q. What is External Procedures? These procedures are written as well as assembled in separate assembly modules and afterwards linked together with the main program to form a bi