Example: Using TD_SEQUENCED_SUM - Advanced SQL Engine - Teradata Database

SQL Date and Time Functions and Expressions

Product
Advanced SQL Engine
Teradata Database
Release Number
17.05
17.00
Published
June 2020
Language
English (United States)
Last Update
2021-01-24
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B035-1211
lifecycle
previous
Product Category
Teradata Vantageā„¢
WITH subtbl(flight_id, charges, duration) AS
   (SELECT flight_id, charges, duration FROM FlightExp)
SELECT * FROM  TABLE (
   TD_SYSFNLIB.TD_SEQUENCED_SUM(NEW VARIANT_TYPE(subtbl.flight_id),
                                   NEW VARIANT_TYPE(subtbl.charges),
                                                    subtbl.duration)
RETURNS (flight_id INT, charges FLOAT,
         duration PERIOD(TIMESTAMP(6) WITH TIME ZONE))
HASH BY flight_id     /* input data is redistributed on column, flight_id */
LOCAL ORDER BY flight_id, duration)     /* input data is sorted on these columns */
AS DT(flight_id, charges, duration) ORDER BY 1,3;