akashrn5 commented on a change in pull request #3497: [CARBONDATA-3602]Fix MV
issues with session level operations
URL: https://github.com/apache/carbondata/pull/3497#discussion_r364075233
##########
File path:
datamap/mv/core/src/main/scala/org/apache/carbondata/mv/datamap/MVAnalyzerRule.scala
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@@ -83,8 +83,16 @@ class MVAnalyzerRule(sparkSession: SparkSession) extends
Rule[LogicalPlan] {
}
Aggregate(grp, aExp, child)
}
- val catalog =
DataMapStoreManager.getInstance().getDataMapCatalog(dataMapProvider,
+ var catalog =
DataMapStoreManager.getInstance().getDataMapCatalog(dataMapProvider,
DataMapClassProvider.MV.getShortName).asInstanceOf[SummaryDatasetCatalog]
+ // when first time DataMapCatalogs are initialized, it stores session info
also, but when carbon
Review comment:
This is map stored in memory right, even if you initialize in carbonenv,
every new session we need to clear and reload again. may be we might have
better integration, but if we change integration test will take, may be we can
take up this later
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