qiuchenjian commented on a change in pull request #3135: [CARBONDATA-3303] Fix
that MV datamap return wrong results when using coalesce and less groupby
columns
URL: https://github.com/apache/carbondata/pull/3135#discussion_r285419089
##########
File path:
datamap/mv/core/src/main/scala/org/apache/carbondata/mv/datamap/MVHelper.scala
##########
@@ -172,6 +172,17 @@ object MVHelper {
if (catalog.isMVWithSameQueryPresent(logicalPlan)) {
throw new UnsupportedOperationException("MV with same query present")
}
+
+ var expressionValid = true
+ modularPlan.transformExpressions {
+ case coal@Coalesce(_) =>
Review comment:
done
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