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Selection

org.andl.ra version 1.0.0.202004072326 by andl

Outputs a Selection (subset) of a relation (table) containing tuples (rows) that satisfy a condition.

The condition is defined by an arbitrary expression, which must be of type Boolean. The tuple is retained if the expression evaluates as true, else it is discarded.

All attributes (columns) are available to use as variables in the expression, provided the attribute name is a Jexl simple identifier.

Options

Expression
The expression to be evaluated, written in JEXL expression language. See the Jexl documentation for details.

Input Ports

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The input relation.

Output Ports

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The output relation containing tuples that satisfy the expression.

Installation

To use this node in KNIME, download the below referenced file, save it to your KNIME's plugin folder and restart KNIME.

KNIME 4.3

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Developers

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