Instead of select *, you can use the column names you got from describe statement and identify the column with the issue (the type can be helpful there) ... View more

Hi, as usual, it depends of what you need... The cloudera VM has 1 node with everything and it allows you to see it... A quite simple cluster could have 2..3 MVs for CM & masters and at least 3 VMs for Workers. As I said and as you can imagine, it depends what you want to test on it Believe me, you really need a Cloudera admin to get what you want... In another thread refered to this blog I hope, this will help you ... View more