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Text to Spark

KNIME Extension for Apache Spark core infrastructure version 4.3.1.v202101261633 by KNIME AG, Zurich, Switzerland

This node supports the path flow variable. For further information about file handling in general see the File Handling Guide.

Creates a Spark DataFrame/RDD from given Text file.

Notice: This feature requires at least Apache Spark 1.5.

Options

Settings

Mode
Select if you like to read a file or folder.
File/Folder
Enter the input path. The required syntax of a path depends on the connected file system. The node description of the respective connector node describes the required path format. You can also choose a previously selected file from the drop-down list, or select a location from the "Browse..." dialog. Note that browsing is disabled in some cases:
  • Browsing is disabled if the connector node hasn't been executed since the workflow has been opened. (Re)execute the connector node to enable browsing.
The location can be exposed as or automatically set via a path flow variable.

Input Ports

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Spark compatible connection (HDFS, WebHDFS, HttpFS, S3, Blob Storage, ...)
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Spark context

Output Ports

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Spark DataFrame/RDD

Installation

To use this node in KNIME, install KNIME Extension for Apache Spark from the following update site:

KNIME 4.3

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

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Developers

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