WebHDFS Connection (legacy)

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

This legacy file handling node has been replaced by the HDFS Connector and will be deprecated in the foreseeable future.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

Options

Host: Address of the host.
Port: 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.
Authentication: Method of authentication.
User
user name based authentication.
Kerberos
Kerberos ticket based authentication.
Workflow credentials: Use workflow credentials to determine user.
User: Name of the user. Optional for Kerberos authentication.
Timeout: Specify the timeout for the connection in milliseconds here.
Test connection: Open dialog that test the current connection.

Input Ports

This node has no input ports

Output Ports

: Port object containing the WebHDFS connection information.

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Installation

To use this node in KNIME, install the extension KNIME Big Data Connectors from the below update site following our NodePit Product and Node Installation Guide:

v5.5

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

Plugin provider: KNIME AG, Zurich, Switzerland

Plugin version: 5.5.0.v202506130852

On NodePit since: 2025-07-02

Last update: 2025-07-17

KNIME versions: Since v3.6

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