ajantha-bhat commented on a change in pull request #3438:
[CARBONDATA-3531]Support load and query for MV timeseries and support multiple
granularity.
URL: https://github.com/apache/carbondata/pull/3438#discussion_r346244424
##########
File path:
datamap/mv/core/src/main/scala/org/apache/carbondata/mv/rewrite/Utils.scala
##########
@@ -416,6 +416,30 @@ object Utils extends PredicateHelper {
}
}
+ private def canBeDerived(subsumer: ModularPlan, expE: Expression): Boolean =
{
+ var canBeDerived = false
+ subsumer.asInstanceOf[Select].outputList.forall {
+ case Alias(s: ScalaUDF, _) =>
+ expE.children.foreach { expr =>
+ if (s.semanticEquals(expr)) {
+ canBeDerived = true
Review comment:
can directly return here and stop checking other expression if found ?
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