What is Extract/Transform/Load (ETL)?

Question

I\'ve tried reading the Wikipedia article for \"extract, transform, load\", but that just leaves me more confused...

Can someone explain what ETL is, and how it is

Answer 1

My favorite answer: https://stackoverflow.com/questions/51198/what-etl-tool-do-you-use/67784#67784

post removed but still at: https://web.archive.org/web/20100914194931/https://stackoverflow.com/questions/51198/what-etl-tool-do-you-use

from here