Github user rxin commented on a diff in the pull request:
https://github.com/apache/spark/pull/9759#discussion_r64164980
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/json/JacksonParser.scala
---
@@ -129,13 +129,14 @@ object JacksonParser extends Logging {
case (VALUE_STRING, FloatType) =>
// Special case handling for NaN and Infinity.
val value = parser.getText
- val lowerCaseValue = value.toLowerCase()
- if (lowerCaseValue.equals("nan") ||
- lowerCaseValue.equals("infinity") ||
- lowerCaseValue.equals("-infinity") ||
- lowerCaseValue.equals("inf") ||
- lowerCaseValue.equals("-inf")) {
+ if (value.equals("NaN") ||
+ value.equals("Infinity") ||
+ value.equals("-Infinity")) {
value.toFloat
+ } else if (value.equals("+INF")) {
--- End diff --
think from an end user point of view, we should be more consistent with
ourselves, not some random rule by jackson.
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