When you point a partition of a hive table to a new directory, what happens to the data?
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What is the default maximum dynamic partition that can be created by a mapper reducer? How can you change it?
Difference between hive and impala?
If you omit the overwrite clause while creating a hive table,what happens to file which are new and files which already exist?
What is the reason for creating a new metastore_db whenever Hive query is run from a different directory?
What is a metastore in hive?
When to choose "External Table" in Hive?
How to managed create a table in hive ?
What is the use of Hcatalog?
If you run hive as a server, what are the available mechanism for connecting it from application?
Can you list few commonly used hive services?
How to change the column data type in hive? Explain rlike in hive.
Why Hive is not suitable for OLTP systems?
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