cloud-fan commented on code in PR #36150:
URL: https://github.com/apache/spark/pull/36150#discussion_r922267279
##########
core/src/main/resources/error/error-classes.json:
##########
@@ -345,6 +345,18 @@
"Unable to acquire <requestedBytes> bytes of memory, got <receivedBytes>"
]
},
+ "UNPIVOT_REQUIRES_VALUE_COLUMNS" : {
+ "message" : [
+ "At least one value column needs to be specified for UNPIVOT, all
columns specified as ids: [<ids>]"
Review Comment:
hmm, does it really help users to understand the error by showing all id
columns?
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