(<-) Hadoop ecosystem
Hadoop entities (->)
Hadoop commands
- hadoop fs -ls
- hadoop fs -put file.txt
- hadoop fs -get file.txt
- hadoop fs -tail file.txt
- hadoop fs -cat file.txt
- hadoop fs -mv
- hadoop fs -rm
- hadoop fs -mkdir
- hadoop jar some/long/path.java -mapper mapper.py -reducer reducer.py -file mapper.py -file reducer.py -input inputdir -output outputdir