In this post we will see the most frequently used hadoop commands

1. hadoop version - prints the Hadoop version

2. hadoop fs –mkdir /path/directory_name - create directory directory in HDFS

3. hadoop fs -ls /path - command to enlist the files and directories present in HDFS

4. haoop fs -put <localsrc> <dest> - copy local file of the local file system to the Hadoop filesystem

5. hadoop fs -get <src> <localdest> - copies the file or directory from the Hadoop file system to the local file system

6. hadoop fs –cat /path_to_file_in_hdfs - cat command to display the content of the file present in HDFS.

7. hadoop fs -mv <src> <dest> - move to directory in HDFS

8. hadoop fs -cp <src> <dest> - copy file from one location in HDFS to another