@BigData-suk, as this is an older post, you would have a better chance of receiving a resolution by starting a new thread. This will also be an opportunity to provide details specific to your environment that could aid others in assisting you with a more accurate answer to your question. You can link this thread as a reference in your new post. ... View more

Hi   This error seems tobe related to Netty Version mismatch at hdfs/hadoop/spark.   Please make sure you have consistent netty version across hdfs/hadoop/spark     Thanks Sukrut ... View more

@BigData-suk    When you say it is hung at reducer level,so all the containers take more time or few containers in the reudcer takes lot of time and hung. There is a data skewness,if few conatimers at reducer level takes time.   You have to re-write the query if there is a data skweness ... View more

Thanks for your update. I have 10 hive tables and I am inserting data from these 10 tables to one hive denorm table but we have some conditions for few columns. Here every column is coming from some table and I need to put populate the column only if certain condition is true for example if table has name,age,salary column and condition is like if salary is 1000 then populate name column. INSERT INTO TABLE MANAGE(NAME,country)SELECT TABLENAME.NAME,TABLENAME.COUNTRY FROM TABLE1,TABLE2 How can I populate the name column with some condition. ... View more