AngersZhuuuu commented on pull request #30850:
URL: https://github.com/apache/spark/pull/30850#issuecomment-748438738
parquet and avro failed because the col `IF(1=1, 1, 0)` 's col name is
`(IF((1 = 1), 1, 0))`, break the schema parse process.
One solution may be suitable for all problem:
```
IF col name contains , or start with `(`, we replace it as
`atribute_${index}`
```
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