jackylk commented on a change in pull request #3630: [CARBONDATA-3715]Fix
Timeseries Query Rollup failure for timeseries column of Date type
URL: https://github.com/apache/carbondata/pull/3630#discussion_r386100218
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File path: mv/core/src/main/scala/org/apache/carbondata/mv/rewrite/Utils.scala
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@@ -590,6 +591,21 @@ object Utils extends PredicateHelper {
}
}
+ /**
+ * transform cast expression to change it's child attribute reference name
to lower case
+ */
+ def getTransformedCastExpression(cast: Cast): Expression = {
+ cast.transform {
+ case attr: AttributeReference =>
+ CarbonToSparkAdapter.createAttributeReference(attr.name.toLowerCase,
Review comment:
move `attr.name.toLowerCase` to next line
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