cloud-fan commented on code in PR #41564:
URL: https://github.com/apache/spark/pull/41564#discussion_r1233768036
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sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/csv/UnivocityParser.scala:
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@@ -52,7 +52,8 @@ class UnivocityParser(
requiredSchema: StructType,
val options: CSVOptions,
filters: Seq[Filter]) extends Logging {
- require(requiredSchema.toSet.subsetOf(dataSchema.toSet),
+ require(requiredSchema.toSet.subsetOf(
+ CharVarcharUtils.removeCharVarcharTypeStringMetadataKey(dataSchema).toSet),
Review Comment:
instead of removing the metadata key, shall we restore the actual schema
(with char/varchar type present) before checking?
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