Levenshtein Distance (LDist) Arguments - Aster Analytics

Teradata Aster® Analytics Foundation User GuideUpdate 2

Product
Aster Analytics
Release Number
7.00.02
Published
September 2017
Language
English (United States)
Last Update
2018-04-17
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B700-1022
lifecycle
previous
Product Category
Software
TargetColumn
Specifies the name of the input column that contains the target text.
Source
Specifies the names of the input columns that contain the source text.
Threshold
[Optional] Specifies whether to return the Levenshtein distance for a source-target pair. The threshold must a positive integer. The function returns the Levenshtein distance for a pair if it is less than or equal to threshold; otherwise, the function returns -1. Default behavior: The function returns the Levenshtein distance of every pair.
OutputColumnName
[Optional] Specifies the name of the output column that contains the Levenshtein distance for a source-target pair. Default: 'distance'.
OutputTargetColumn
[Optional] Specifies the name of the output column that contains the compared target text. Default: 'target'.
PrintSourceColumn
[Optional] Specifies the name of the output column that contains the compared source text. Default: 'source'.
Accumulate
[Optional] Specifies the names of the input columns to copy to the output table.