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WebHDFS Connection (legacy)

KNIME Big Data File Handling version 4.4.0.v202104131250 by KNIME AG, Zurich, Switzerland

This legacy file handling node has been replaced by the HDFS Connector and will become deprecated in the foreseeable future. For further information about the new file handling framework see the File Handling Guide.

This node configures the connection information that will be used to connect to a remote host.


Address of the host.
The port where the DFS NameNode Web UI is listen on. The default port on Hadoop 2.x is 50070 and on HDFS 3.0 the default is 9870.
Method of authentication.
user name based authentication.
Kerberos ticket based authentication.
Workflow credentials
Use workflow credentials to determine user.
Name of the user. Optional for Kerberos authentication.
Specify the timeout for the connection in milliseconds here.
Test connection
Open dialog that test the current connection.

Output Ports

Port object containing the WebHDFS connection information.

Best Friends (Incoming)

Best Friends (Outgoing)


To use this node in KNIME, install KNIME Big Data Connectors from the following update site:


A zipped version of the software site can be downloaded here.

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