Wednesday, July 1, 2015

Wipro

at 8:28 AM Posted by Unknown
1. How Hbase update the table and Hive will not provide it ?

2. Partition and Bucketing in Hive ?

3. How to merge small files in Hadoop ?

4. If merging happen locally or on cluster ?

5. Merging file is sequencial process or parellel ? if its parellel then how can we achieve parellel processing during it ?


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