Delete Files/Folders

This node deletes the files or folders at a specified location. The location may be a remote location. Folders will also be deleted if they still contain files.

This node can access a variety of different file systems. More information about file handling in KNIME can be found in the official File Handling Guide.

Options

Type

The selection mode.

File: Select a single file.
Folder: Select a single folder.
Files in folders: Select a folder and apply filters to select files within it.

Source

The path to the file or folder to select.

Include subfolders

Whether to include subfolders when selecting multiple files within a folder.

Filter by file extension

Enable filtering files by their extension (e.g. 'xlsx;xlsm').

File extensions

Semicolon-separated list of file extensions to include (e.g. 'xlsx;xlsm;xls'). Case-insensitive unless 'Case sensitive (extensions)' is enabled.

Case sensitive (extensions)

Treat the entered extensions as case sensitive when matching.

Filter by file name

Enable filtering by file name pattern with wildcards or regular expression.

File name filter pattern

Pattern for file name filtering. With type 'Wildcard', use '*' and '?'. With type 'Regex', enter a Java regular expression.

File name filter type

Choose how to interpret the file name pattern: wildcard or regular expression.

Case sensitive (names)

Make file name filtering case sensitive.

Include hidden files

Include hidden files in the selection.

Include special files

Include special file types (workflows etc).

Filter by folder name

Enable filtering of folders by name pattern before descending into them.

Folder name pattern

Pattern for folder name filtering. Use '*' and '?' with filter type 'Wildcard'. With type 'Regex', enter a Java regular expression.

Folder name filter type

Choose how to interpret the folder name pattern: wildcard or regular expression.

Case sensitive (folders)

Make folder name filtering case sensitive.

Include hidden folders

Descend into folders that are hidden (if they otherwise pass filters).

Follow symlinks

Follow symbolic links while traversing folders (only relevant when selecting a folder).

Fail if delete fails

If this option is checked, the node will fail if one of the files could not be deleted. If it is unchecked the output table will contain a column that indicates if a file/folder got successfully deleted or not.

Input Ports

…: The file system connection.

Output Ports

: Table containing the list of files that have been deleted. If deletion is allowed to fail, there is an additional column, that will indicate if the deletion was successful or not.

Popular Predecessors

Popular Successors

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Workflows

Developers

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Installation

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

v5.10

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

Plugin provider: KNIME AG, Zurich, Switzerland

Plugin version: 5.10.0.v202601061144

On NodePit since: 2026-02-18

Last update: 2026-03-03

Tags: Modern UI

KNIME versions: Since v4.3

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