What is the process to perform an incremental data load in sqoop ?
Answer : Sqoop provides an incremental import mode.
Browsing Category
Big Data
20 posts
What is commodity hardware ?
Answer : Commodity hardware is a low-cost system identified …
Difference between Hive and HBase ?
Answer : Hive is a datawarehousing package built on the top of Hadoop…
What are the different configuration files in Hadoop ?
Answer : hadoop-env.sh,core-site.xml,hdfs-site.xml…
What are the different types of file permissions in HDFS ?
Answer : Hadoop distributed file system (HDFS) uses a specific permissions…
Difference between nfs and hdfs ?
Answer : NFS (Network File System) is one of the oldest and popular…
Why do we need Data Locality in Hadoop ?
Answer : Datasets in HDFS store as blocks in DataNodes…
What are the running modes of Hadoop ?
Answer : The three running modes of Hadoop are as follows…
What are the configuration parameters in a “MapReduce” program ?
Answer : Input location of Jobs in the distributed file system…
