Late August, I was working in a project along with the developers’ team as they implemented a new tool to provide better control and performance for data extraction, transformation and loading (ETL). My responsibility was to assure that the resulting information was correctly inputed.
It’s late. You need to get some information on your user’s positions. You query the database and are flooded with millions and millions of datapoints, containing latitudes and longitudes. And then you start searching the web on methods of finding distance between those points. Sounds familiar?
Olá, este é o primeiro de uma série de posts que faremos sobre a área de Business Intelligence e Análise de Dados da 99.