May 2017
Beginner to intermediate
596 pages
15h 2m
English
Content preview from Data Lake for Enterprises
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Sqoop support for HDFS
Sqoop is natively built for HDFS export and import; however, architecturally it can support and source and target data stores for data exports and imports. In fact, if we observe the convention of the words Import and Export it is all with respect to whether the data is coming into HDFS or going out of HDFS respectively. Sqoop also supports incremental data exports and imports with having an additional attribute/fields for tracking the database incrementals.
Sqoop also supports a number of file formats for optimized storage such as Apache Avro, orc, parquet, and so on. Both parquet and Avro have been very popular file formats with respect to HDFS while orc offers better performance and compression. But as a tradeoff, ...
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