Hadoop Interview question -Geoinsyssoft
How to perform rank in Hive ?
What is chain map reduce?
How to do decode in Hive?
What is the difference between dump and store in Pig?
When we use pig and hive?
Can we use combiner for all reduce fuction? Why
How to perform update in Hive?
Difference between Hive internal table and external table?
For denormalizing the data ,which one is best ?
How to perform incremental load from database to Hadoop ..ie .appending only the new record ?
Can we have multiple instance of Hadoop or other tools in a single machine ? Is it possible run two or more instance simultaneously
What is minor and major compaction ? What is flush and compact command in Hbase?
What is WAL in Hbase?
What is micro indexing ?
How to perform rank in Hive ?
What is chain map reduce?
How to do decode in Hive?
What is the difference between dump and store in Pig?
When we use pig and hive?
Can we use combiner for all reduce fuction? Why
How to perform update in Hive?
Difference between Hive internal table and external table?
For denormalizing the data ,which one is best ?
How to perform incremental load from database to Hadoop ..ie .appending only the new record ?
Can we have multiple instance of Hadoop or other tools in a single machine ? Is it possible run two or more instance simultaneously
What is minor and major compaction ? What is flush and compact command in Hbase?
What is WAL in Hbase?
What is micro indexing ?
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