The solution is perfect for when you have big data. It's good for managing and replication. It's good for storing historical data and handling analytics on a huge amount of data.
What needs improvement?
It could be because the solution is open source, and therefore not funded like bigger companies, but we find the solution runs slow. The solution isn't as mature as SQL or Oracle and therefore lacks many features. The solution could use a better user interface. It needs a more effective GUI in order to create a better user environment.
What other advice do I have?
I've used the solution under cloud, hybrid and on-premises deployment models. I'd recommend the solution, but it depends on the company's requirements. If you don't have huge amounts of data, you probably don't need Hadoop. If you need a completely private environment, and you have lots of big data, consider Hadoop. You don't even need to invest in the infrastructure as you can just use a cloud… more»