16.20 - Sessionize Example - Teradata Database - Teradata Vantage NewSQL Engine

Teradata Vantage™ - NewSQL Engine Analytic Functions

Product
Teradata Database
Teradata Vantage NewSQL Engine
Release Number
16.20
Release Date
July 2019
Content Type
Programming Reference
Publication ID
B035-1206-162K
Language
English (United States)

Input

sessionize_table
partition_id clicktime userid productname pagetype referrer productprice
1 1110000 333   Home www.yahoo.com  
1 1112000 333 Ipod Checkout www.yahoo.com 200.2
1 1160000 333 Bose Checkout   340
1 1200000 333   Home www.google.com  
1 1203000 67403   Home www.google.com  
1 1300000 67403   Home www.google.com  
1 1301000 67403   Home    
1 1302000 67403   Home    
1 1340000 67403 Iphone Checkout   650
1 1450000 67403 Bose Checkout   750
1 1450200 80000   Home godaddy.com  
1 1450600 80000 Bose Checkout   340
1 1450800 80000 Itrip Checkout   450
1 1452000 880000 Iphone Checkout   650

SQL Call

SELECT * FROM Sessionize (
  ON sessionize_table PARTITION BY partition_id ORDER BY clicktime
  USING
  TimeColumn ('clicktime')
  TimeOut (60)
  ClickLag (0.2)
) ORDER BY partition_id, clicktime;

Output

partition_id clicktime userid productname pagetype referrer productprice SESSIONID CLICKLAG
1 1110000 333   Home www.yahoo.com   0 f
1 1112000 333 Ipod Checkout www.yahoo.com 200.2 0 f
1 1160000 333 Bose Checkout   340 0 f
1 1200000 333   Home www.google.com   0 f
1 1203000 67403   Home www.google.com   0 f
1 1300000 67403   Home www.google.com   1 f
1 1301000 67403   Home     1 f
1 1302000 67403   Home     1 f
1 1340000 67403 Iphone Checkout   650 1 f
1 1450000 67403 Bose Checkout   750 2 f
1 1450200 80000   Home godaddy.com   2 t
1 1450600 80000 Bose Checkout   340 2 f
1 1450800 80000 Itrip Checkout   450 2 t
1 1452000 880000 Iphone Checkout   650 2 f