Example: Cumulative Sum - Analytics Database - Teradata Vantage

SQL Functions, Expressions, and Predicates

Deployment
VantageCloud
VantageCore
Edition
Enterprise
IntelliFlex
VMware
Product
Analytics Database
Teradata Vantage
Release Number
17.20
Published
June 2022
Language
English (United States)
Last Update
2024-01-12
dita:mapPath
obm1628111499646.ditamap
dita:ditavalPath
qkf1628213546010.ditaval
dita:id
kby1472250656485
lifecycle
latest
Product Category
Teradata Vantageā„¢

The following query returns the cumulative balance per account ordered by transaction date:

   SELECT acct_number, trans_date, trans_amount,
   SUM(trans_amount) OVER (PARTITION BY acct_number 
                           ORDER BY trans_date 
                           ROWS UNBOUNDED PRECEDING) as balance
   FROM ledger
   ORDER BY acct_number, trans_date;

Here are the possible results of the preceding SELECT.

acct_number trans_date trans_amount balance
73829 1998-11-01 113.45 113.45
73829 1988-11-05 -52.01 61.44
73929 1998-11-13 36.25 97.69
82930 1998-11-01 10.56 10.56
82930 1998-11-21 32.55 43.11
82930 1998-11-29 -5.02 38.09