AllPairsShortestPath Example 2: Weighted, Unbounded Graph - Teradata Vantage

Machine Learning Engine Analytic Function Reference

Product
Teradata Vantage
Release Number
8.00
1.0
Published
May 2019
Language
English (United States)
Last Update
2019-11-22
dita:mapPath
blj1506016597986.ditamap
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dita:id
B700-4003
lifecycle
previous
Product Category
Teradata Vantage™

SQL Call

SELECT * FROM AllPairsShortestPath (
  ON callers AS vertices PARTITION BY callerid
  ON calls AS edges PARTITION BY callerfrom
  USING
  TargetKey ('callerto')
  EdgeWeight ('calls') 
  MaxDistance (-1)
) AS dt ORDER BY source, target;

Output

source target distance
1 2 10
1 3 2
1 4 5
1 6 3
2 4 7
2 6 11
3 6 1
4 6 4
5 6 10