HDFS functions

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HDFS functions

Note: These functions are also available in prefix syntax (HDFS functions (prefix syntax)).

The following functions are used to manage files on a HDFS system:


hdfsCloseConnection	Closes a connection to a Hadoop server.
hdfsCopyFrom	Copies a file found on a Hadoop server to the local computer.
hdfsCopyTo	Copies a file located on the local machine to a Hadoop server.
hdfsCreateDirectory	Creates a directory on a Hadoop server.
hdfsDelete	Deletes a file or directory from a Hadoop server.
hdfsList	Lists the content of a directory found on a Hadoop server.
hdfsOpenConnection	Opens a connection to a Hadoop server.
hdfsRename	Renames a file or a directory found on a Hadoop server.

The following types are used by the HDFS functions:


hdfsConnection	The hdfsConnection type is used to define the advanced characteristics of a connection to the Hadoop file system (HDFS).
hdfsRights	The hdfsRights type is used to define the advanced characteristics regarding the access rights to an element (file, link, directory) of the Hadoop file system.
hdfsStatus	The hdfsStatus type is used to define the advanced characteristics regarding the status of an element (file, directory, link) in the Hadoop file system.

Please note: HBase functions are available for editing and execution only on Windows Vista or Windows Server 2008.