Data Warehousing

Data Compression ‘Data Compression’ just sounds complicated. Don’t be afraid, compression is our good friend for many reasons. It saves hard drive space. It makes data files easier to handle. It also cuts down those immense file download times from the Internet. Wouldn’t it be nice if we could compress all files down to just a few bytes? There is a limit to how much you can compress a file. How random the …

…Thus at least two source files compress down to the same file. Therefore the compression cannot be loss less. Bibliography Aronson, Jules Data Compression- a comparison of Methods Washington D.C.: Institute for Computer Science and Technology http://simr02.si.ehu.es/DOCS/mice/compression-faq/part1/faq-doc-x.html x=Intro,8,9, and 10 http://www.epl.co.uk/genit18.htm http://www.sees.bangor.ac.uk/~gerry/sp_summary.html http://Literacy.com//mkp/pages/3468/index.html