Github user MaxGekk commented on a diff in the pull request:
https://github.com/apache/spark/pull/23201#discussion_r239547742
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/json/JsonInferSchema.scala
---
@@ -121,7 +122,26 @@ private[sql] class JsonInferSchema(options:
JSONOptions) extends Serializable {
DecimalType(bigDecimal.precision, bigDecimal.scale)
}
decimalTry.getOrElse(StringType)
- case VALUE_STRING => StringType
+ case VALUE_STRING =>
+ val stringValue = parser.getText
--- End diff --
`DateType` is not inferred at all but there is another type inference code
that could be shared between JSON and CSV (maybe somewhere else).
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