The SerDe interface allows you to instruct Hive about how a record should be processed. A SerDe is a combination of a Serializer and a Deserializer. Hive uses SerDe (and FileFormat) to read and write the table’s row.
The SerDe interface allows you to instruct ...READ MORE
Basically distributed cache allows you to cache ...READ MORE
Sequence files are binary files containing serialized ...READ MORE
A Zero reducer as the name suggests ...READ MORE
Firstly you need to understand the concept ...READ MORE
org.apache.hadoop.mapred is the Old API
org.apache.hadoop.mapreduce is the ...READ MORE
You can create one directory in HDFS ...READ MORE
In your case there is no difference ...READ MORE
Apache Zookeeper says that it is a ...READ MORE
mr-jobhistory-daemon. sh start historyserver READ MORE
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