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Inputs and outputs must be one of the following types:
- Bool
- String
- Long
- Double
| Tipinfo |
|---|
Tip: In most cases, a user-defined function requires an input value. NOTE: If your UDF does not require onean input value, you must create a dummy input as part of your UDF definition. |
Known Limitations
- In the
, previews are not available for user-defined functions.D s webapp Retaining state information across the exec method is unstable. More information is provided below.
Info NOTE: When a recipe containing a user-defined function is applied to text data, any null characters cause records to be truncated by the running environment during
job execution. In these cases, please execute the job in the Spark running environment.D s photon
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