TD_Ngramsplitter Function Syntax | Teradata Vantage - TD_Ngramsplitter Syntax - Analytics Database

Database Analytic Functions

Deployment
VantageCloud
VantageCore
Edition
Enterprise
IntelliFlex
VMware
Product
Analytics Database
Release Number
17.20
Published
June 2022
ft:locale
en-US
ft:lastEdition
2025-04-01
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jmh1512506877710
Product Category
Teradata Vantageā„¢
TD_Ngramsplitter (
  ON { table | view | (query) }
  USING
  TextColumn ('text_column')
  [ Delimiter ({'delimiter_character' | '[regex_string]'}) ]
  Grams ({ gram_number | 'value_range' }[,...])
  [ OverLapping({'true'|'t'|'yes'|'y'|'1'|'false'|'f'|'no'|'n'|'0'}) ]
  [ ConvertToLowerCase ({'true'|'t'|'yes'|'y'|'1'|'false'|'f'|'no'|'n'|'0'}) ]
  [ Reset ('reset_character...') ]
  [ Punctuation ({'punctuation_characters' | '[regex_string]'}) ]
  [ Reset ({'reset_characters'| '[regex_string]'}) ]
  [ OutputTotalGramCount ({'true'|'t'|'yes'|'y'|'1'|'false'|'f'|'no'|'n'|'0'}) ]
  [ TotalCountColName ('total_count_column') ]
  [ Accumulate ({ 'accumulate_column' | accumulate_column_range }[,...]) ] 
  [ NGramColName ('ngram_column') ]
  [ GramLengthColName ('gram_length_column') ]
  [ FrequencyColName ('frequency_column') ]
)
You can call this function from:
  • The FROM clause of a SELECT statement
  • As part of a CREATE TABLE statement
  • As part of a CREATE VIEW statement