[GitHub] [carbondata] kumarvishal09 commented on a change in pull request #3406: [CARBONDATA-3516] Fixed compilation issue for mixed formats in Spark-2.1

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kumarvishal09 commented on a change in pull request #3406:  [CARBONDATA-3516] Fixed compilation issue for mixed formats in Spark-2.1
URL: https://github.com/apache/carbondata/pull/3406#discussion_r335951836
 
 

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 File path: integration/spark2/src/main/scala/org/apache/spark/sql/execution/strategy/MixedFormatHandler.scala
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 @@ -226,8 +225,8 @@ object MixedFormatHandler {
     LOGGER.info(s"Post-Scan Filters: ${ afterScanFilters.mkString(",") }")
     val filterAttributes = AttributeSet(afterScanFilters)
     val requiredExpressions = new util.LinkedHashSet[NamedExpression](
-        (projects.map(p => dataColumns.find(_.exprId == p.exprId).get) ++
-         filterAttributes.map(p => dataColumns.find(_.exprId == p.exprId).get)).asJava
+      (projects.map(p => dataColumns.find(_.exprId.equals(findAttributeReference(p).exprId)).get) ++
 
 Review comment:
   Add commnets

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