TD_​GetFutileColumns

It emits the name of the columns which are futile based on 3 scenarios. First, If all values in the columns are unique/distinct, Second, If all the values in the columns are same and Third, If the count of distinctValues in the columns / count of total number of rows in the input table is greater than or equal to the threshold provided in the argument.

Options

CategoricalSummaryColumn

Column from summarytable which provides names of the columns in input table.

Output Schema

Output Schema, if Volatile is true then use user login as the schema.

Output Table

Output Table

VAL Location

VAL Location

Volatile

Specifies whether the table should be a VOLATILE table. If true, then the table is automatically deleted, otherwise it is users responsibility to remove or clean it up for space.

ThresholdValue

The value upto which a particular column in input table is not considered futile.

Nodes

• String Configuration4 ×
• Python Script2 ×
• Boolean Configuration1 ×
• Column Filter Configuration1 ×
• Component Input1 ×
• Show all 13 nodes

Extensions

• FeatureKNIME Base nodes
• FeatureKNIME Database
• FeatureKNIME Quick Forms

Links

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