1.0 - 8.00 - nPath Example 2: Find Sessions That Start at Home Page and Visit Page1 - Teradata Vantage

Teradata® Vantage Machine Learning Engine Analytic Function Reference

Product
Teradata Vantage
Release Number
1.0
8.00
Release Date
May 2019
Content Type
Programming Reference
Publication ID
B700-4003-098K
Language
English (United States)

Input

SQL Call

SELECT * FROM nPath@coprocessor (
  ON aggregate_clicks PARTITION BY sessionid ORDER BY clicktime
  USING
  Mode (nonoverlapping)
  Pattern ('^H.A*.P1.A*')
  Symbols (pagetype='home' AS H, pagetype='page1' AS P1, TRUE AS A)
  Result (FIRST(sessionid OF A) AS sessionid,
  Accumulate (pagetype OF ANY(H,P1,A)) AS path)
) AS dt;

Output

sessionid path
1 [home, home1, page1, home, home1, page1, home, home, home, home1, page1, checkout, home, home, home, home, home, home, home, home, home]
2 [home, home, home, home, home, home, home, home, home, home1, page1, checkout, checkout, home, home]
3 [home, home, home, home, home, home, home, home, home1, page1, home, home1, page1, home]
4 [home, home, home, home, home, home, home1, home1, home1, page1, page1, page1]
5 [home, home, home, home, home1, home1, home1, page1, page1, page1, page2, page2, page2, checkout, checkout, checkout, page2, page2, page2]