MaxGekk commented on a change in pull request #27710:
URL: https://github.com/apache/spark/pull/27710#discussion_r418754052
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/json/JacksonParser.scala
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@@ -239,7 +246,23 @@ class JacksonParser(
case DateType =>
(parser: JsonParser) => parseJsonToken[java.lang.Integer](parser,
dataType) {
case VALUE_STRING if parser.getTextLength >= 1 =>
- dateFormatter.parse(parser.getText)
+ try {
+ dateFormatter.parse(parser.getText)
+ } catch {
+ case NonFatal(e) =>
+ // If fails to parse, then tries the way used in 2.0 and 1.x for
backwards
+ // compatibility.
+ val str =
UTF8String.fromString(DateTimeUtils.cleanLegacyTimestampStr(parser.getText))
+ DateTimeUtils.stringToDate(str, options.zoneId).getOrElse {
+ // In Spark 1.5.0, we store the data as number of days since
epoch in string.
+ // So, we just convert it to Int.
+ try {
+ parser.getText.toInt
Review comment:
Should we rebase this?
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