Hadoop / HDFS Commands
Few useful Hadoop Commands Uncompress gz file from HDFS to HDFS – Hadoop: $hadoop fs -text /hdfs_path/compressed_file.gz | hadoop fs -put – /hdfs_path/uncompressed-file.txt To uncompress while copying from local to HDFS directly: $gunzip -c filename.txt.gz | hadoop fs -put – /user/dc-user/filename.txt Hadoop commands for reporting purpose: $hdfs fsck /hdfs_path $hdfs fsck /hdfs_path -files -locations $hadoop… Read More »