Hadoop Distributed File System (HDFS) is the default file storage system used by Apache Hadoop.
I would like to read a CSV in spark and convert it as DataFrame and store it in HDFS with …
scala apache-spark hadoop apache-spark-sql hdfsHow to copy file from HDFS to the local file system . There is no physical location of a file under …
hadoop copy hdfsI need to copy a folder from local file system to HDFS. I could not find any example of moving …
hadoop hdfsroot# bin/hadoop fs -mkdir t mkdir: org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create directory /user/root/t. …
hadoop hdfsI know du -sh in common Linux filesystems. But how to do that with HDFS?
hadoop command-line directory hdfsI'd like to know how to find the mapping between Hive tables and the actual HDFS files (or rather, directories) …
hadoop hive hdfsHow does someone fix a HDFS that's corrupt? I looked on the Apache/Hadoop website and it said its fsck …
hadoop hdfsI was using Hadoop in a pseudo-distributed mode and everything was working fine. But then I had to restart my …
hadoop hdfsI am new to hadoop distributed file system, I have done complete installation of hadoop single node on my machine.…
shell security hadoop permissions hdfs