Answer / Rangila

To synchronize the data in HDFS with Sqoop when the source data gets updated, you can use the '--incremental' option along with 'import' or 'export'. This allows Sqoop to only transfer changed rows.n

How to change the replication factor of data which is already stored in HDFS?

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What should be the HDFS Block size to get maximum performance from Hadoop cluster?

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What is the optimal block size in HDFS?

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How HDFS client divide the file into the block while storing inside HDFS?

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How data or file is written into Hadoop HDFS?

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What happens when two clients try to access the same file on HDFS?

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How does HDFS ensure Data Integrity of data blocks stored in HDFS?

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Explain how HDFS communicates with Linux native file system?

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On what basis name node distribute blocks across the data nodes in HDFS?

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What are the key features of HDFS?

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Why HDFS?

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How data or file is written into HDFS?

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