Github user viirya closed the pull request at:
https://github.com/apache/spark/pull/14391
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GitHub user viirya opened a pull request:
https://github.com/apache/spark/pull/14391
[SPARK-16767][SQL] Add existsRecursively to UserDefinedType
## What changes were proposed in this pull request?
`DataType` has a method `existsRecursively` used to check recursively if a
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