TD_IDWT2D Examples | Digital Signal Processing | Teradata Vantage - TD_IDWT2D Examples - Teradata Vantage

Database Unbounded Array Framework Time Series Functions

Deployment
VantageCloud
VantageCore
Edition
VMware
Enterprise
IntelliFlex
Product
Teradata Vantage
Release Number
17.20
Published
June 2022
ft:locale
en-US
ft:lastEdition
2025-04-04
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ncd1634149624743

Example: TD_IDWT2D with a Known Wavelet

EXECUTE FUNCTION
INTO ART (a2)
  TD_IDWT2D
  (
    ART_SPEC (
     TABLE_NAME (a1)
  ),
  FUNC_PARAMS (
     WAVELET ('haar')
  )
);

Example: TD_IDWT2D with a Custom Filter

EXECUTE FUNCTION
INTO ART (a2)
  TD_IDWT2D
  (
    ART_SPEC (
    TABLE_NAME (a1)
  ),
  SERIES_SPEC (
    TABLE_NAME (filterTable),
    SERIES_ID (id),
    ROW_AXIS (SEQUENCE (seq)),
    PAYLOAD (
    FIELDS (lo, hi),
    CONTENT (MULTIVAR_REAL)
  )
 )
WHERE id = 1,
INPUT_FMT (INPUT_MODE (MANY2ONE))
);