Hi , I am new to NoSQL so pls help me to understand. I have noticed many people were discussing about Accessing the data thru Hive external table where the data actually got stored in HBase. I just want to understand why don’t we directly store data in Hive. There should be some reason for them to store in HBASE. Earlier hive don’t support ACID property but this can be very well achieved in Hive itself. ... View more

Hi, I have the doubt regarding the below properties could you please clarify this for my clear and better understanding. yarn.scheduler.minimum-allocation-mb yarn.scheduler.maximum-allocation-mb These 2 are the properties which will decide the minimum and maximum memory allocation per container. But my doubt here is i might have data nodes with different memory (means 8 GB/16GB/32 GB) in the same cluster. Then how do i set this yarn.scheduler.maximum.allocation-mb. Do i need to set this for node in the cluster. how this will work. Please help me to understand better. Thanx Siva ... View more

Hi, I am new to hive. Is there any way to get the execution plan without executing the query? like oracle set Autotrace trace only option. Also can we see the result of set Hive.tez.exec.print.summary result without executing the query? ... View more