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https://issues.apache.org/jira/browse/HIVE-21817?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16855112#comment-16855112
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Jesus Camacho Rodriguez commented on HIVE-21817:
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[~vgarg], would you mind to take this one?
> CBO: PartitionPruner cache-miss from Calcite planner
> ----------------------------------------------------
>
> Key: HIVE-21817
> URL: https://issues.apache.org/jira/browse/HIVE-21817
> Project: Hive
> Issue Type: Bug
> Components: CBO
> Reporter: Gopal V
> Assignee: Jesus Camacho Rodriguez
> Priority: Major
> Attachments: calcite-ppr.png
>
>
> !calcite-ppr.png!
> {code}
> public static PrunedPartitionList prune(Table tab, ExprNodeDesc prunerExpr,
> HiveConf conf, String alias, Map<String, PrunedPartitionList>
> prunedPartitionsMap)
> throws SemanticException {
> vs
> public PrunedPartitionList getPrunedPartitions(String alias,
> TableScanOperator ts)
> throws SemanticException {
> PrunedPartitionList partsList = opToPartList.get(ts);
> {code}
> Only the 2nd one hits the PPR cache.
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