What they’ve learned is that for every new ETL script, there are probably 20 other systems that have to custom developed their own data retrieval code and never documented it.
Open source is ready for EDW. Because open source is designed to be modular, an enterprise can start with one piece - say ETL or reporting - and can add on as needed. For comparable power and features an open source solution in this arena can cost 10 to 20 times less than a proprietary product. Whether large or small, companies today are being asked to do more with less. With open source, you can have an EDW without compromise.