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Tuesday, 7 February 2017

Sqoop Commands


Sqoop eval command for mysql with keystores and trustcenter

































         Step 2 :  alter the table properties from internal to external and alter the file location or load the file which is residing on a different path .

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Spark Memory Management

 Spark’s performance advantage over MapReduce  is due to Spark’s In-Memory Persistence and Memory Management Rather than writing to disk ...