Examples | Adaptive Histogram | Vantage Analytics Library - Examples - Vantage Analytics Library

Vantage Analytics Library User Guide

Deployment
VantageCloud
VantageCore
Edition
Enterprise
IntelliFlex
Lake
VMware
Product
Vantage Analytics Library
Release Number
2.2.0
Published
March 2023
Language
English (United States)
Last Update
2024-01-02
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Product Category
Teradata Vantage

Required Parameters Only

call td_analyze (
  'adaptivehistogram',
  'database = val_source;
   tablename = customer;
   columns = income;'
);

Two Columns with Different Numbers of Bins

call td_analyze (
  'adaptivehistogram',
  'database = val_source;
   tablename = customer;
   columns = income, age;
   bins = 5, 3;'
);

Output Table and Several Optional Parameters

Specifies an output table and the optional parameters spikethreshold, subdivisionthreshold, subdivisionmethod. A SELECT statement displays the output table, whose ORDER BY clause is critical to interpreting the resulting sub-bins correctly.

call td_analyze (
  'adaptivehistogram',
  'database = val_source;
   tablename = customer;
   columns = income;
   bins = 5;
   spikethreshold = 12;
   subdivisionthreshold = 24;
   subdivisionmethod = quantiles;
   where = cust_id > 0;
   outputdatabase = val_results;
   outputtablename = adaptive_example3;'
);

SELECT * FROM val_results.adaptive_example3 ORDER BY 1,2,3,5,4;