cloud-fan commented on code in PR #38739:
URL: https://github.com/apache/spark/pull/38739#discussion_r1028793298
##########
sql/core/src/test/scala/org/apache/spark/sql/DataFrameSuite.scala:
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@@ -3532,6 +3532,49 @@ class DataFrameSuite extends QueryTest
}.isEmpty)
}
}
+
+ test("SPARK-41207: Fix BinaryArithmetic with negative scale") {
+ withSQLConf(SQLConf.LEGACY_ALLOW_NEGATIVE_SCALE_OF_DECIMAL_ENABLED.key ->
"true") {
Review Comment:
I'm not sure this fixes all issues. Officially supporting negative scale is
really a hard problem. Do you really turn on this config in production?
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