It all depends what you want to do. "Exploratory data analysis" means a lot of different things. If the data is already in a relational database then I just s

It all depends what you want to do. "Exploratory data analysis" means a lot of different things. If the data is already in a relational database then I just stick with SQL. You can do a lot with it and a rapid visualization tool to help make sense of it. Try something like Tableau http://www.tableausoftware.com/ http://www.tableausoftware.com/