Emil Ejbyfeldt created SPARK-52601:
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Summary: TransformingEncoder should work with primitive types
Key: SPARK-52601
URL: https://issues.apache.org/jira/browse/SPARK-52601
Project: Spark
Issue Type: Bug
Components: SQL
Affects Versions: 4.0.0
Reporter: Emil Ejbyfeldt
Currently using a primitive type on as input to a transforming encoder will
fail with an exception like
```
Cause: java.lang.ClassCastException: class
org.apache.spark.sql.catalyst.expressions.MutableAny cannot be cast to class
org.apache.spark.sql.catalyst.expressions.MutableLong
(org.apache.spark.sql.catalyst.expressions.MutableAny and
org.apache.spark.sql.catalyst.expressions.MutableLong are in unnamed module of
loader 'app')
```
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