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  4. VariablesVariables
  5. Extract Variables (Database)Extract Variables (Database)

Extract Variables (Database)

This node extracts variables from a given database connection

Input Ports

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Port object holding database connection (and variables).

Output Ports

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The variable values.

Popular Predecessors

  • Inject Variables (Database)11 %
  • DB Reader9 %
  • Extract Variables (Data)8 %
  • SQL Inject8 %
  • Database Connector8 %
  • DB Connector8 %
  • Database SQL Executor6 %
  • Boolean Input (legacy)5 %
  • Database Connection Closer5 %
  • Microsoft SQL Server Connector3 %
  • DB Table Selector3 %
  • Table Row to Variable2 %
  • Database Table Connector2 %
  • Database Reader2 %
  • Database Sorter2 %
  • Database Table Selector2 %
  • Database GroupBy2 %
  • PostgreSQL Connector2 %
  • Database End CASE2 %
  • Database Column Filter2 %
  • Database Query2 %
  • Database Pivot2 %
  • Database Sampling2 %
  • String Manipulation (Variable)2 %
  • Rule Engine Variable2 %
  • Merge Variables2 %
  • Vertica Connector2 %
  • DB GroupBy2 %

Popular Successors

  • Database Query15 %
  • Java Edit Variable11 %
  • Variable to Table Column4 %
  • Database Row Filter3 %
  • Database Reader3 %
  • Show all 49 recommendations

Views

This node has no views

Workflows

  • No workflows found

Links

  • KNIME E-Learning Course: Creation and usage of Flow Variables in a KNIME workflow
    www.knime.com/knime-introductory-course/chapter7/section1/creation-and-usage-of-flow-variables

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:

v5.4

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

Plugin provider: KNIME AG, Zurich, Switzerland
Plugin version: 5.4.4.v202504301443
On NodePit since: 2024-12-06
Last update: 2025-05-31
KNIME versions: Since v3.6

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IntroOptionsInput PortsOutput PortsPopular PredecessorsPopular SuccessorsViewsWorkflowsLinksDevelopers
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