TD_DICKEY_FULLER Function Example | Teradata Vantage - TD_DICKEY_FULLER Example - Teradata Vantage

Teradata® VantageCloud Lake

Deployment
VantageCloud
Edition
Lake
Product
Teradata Vantage
Published
January 2023
ft:locale
en-US
ft:lastEdition
2024-12-11
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phg1621910019905

TD_DICKEY_FULLER Input Table TimeSeriesDataSetsD4

DataSetID SeqNo TimeValue Magnitude
552 1 1985-03-15 4.8
552 2 1985-06-15 5.1
552 3 1985-09-15 5.8
552 4 1985-12-15 5.7
... ... ... ...
552 101 2010-03-15 5.0
552 102 2010-06-15 5.5
552 103 2010-09-15 4.3
552 104 2010-12-15 3.6

Example: TD_DICKEY_FULLER Call

EXECUTE FUNCTION INTO VOLATILE ART(ART2)
TD_DICKEY_FULLER(
   SERIES_SPEC(TABLE_NAME(TimeSeriesDataSetsD4),ROW_AXIS(SEQUENCE(SeqNo)),
      SERIES_ID(DatasetID), PAYLOAD(FIELDS(MAGNITUDE),CONTENT(REAL))),
   FUNC_PARAMS(ALGORITHM('NONE'))
);

TD_DICKEY_FULLER Output

SELECT * FROM ART2;
DataSetID 552
ROW_I 0
NUM_SAMPLES 104
ALGORITHM NONE
T_STAT -6.97000031676718E-001
P_VALUE 8.47525067728908E-001
NULL_HYP ACCEPT