snuyanzin commented on PR #26767:
URL: https://github.com/apache/flink/pull/26767#issuecomment-3048933000
>Should we remove nullableIfArgs in BuiltInFunctionDefinitions#ENCODE? Same
for DECODE.
why ?
```sql
SELECT encode(cast(null as string), 'utf-8'), encode(cast(null as string),
cast(null as string)), encode('asd', cast(null as string));
```
returns
```
null, null, null
```
or did I miss anything?
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