[HIVE-22106] PCR: Remove cross-query synchronization for the partition-eval

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 4.0.0
• Fix Version/s: 4.0.0-alpha-1
• Component/s: Logical Optimizer
• Assignee: Slim Bouguerra
• Reporter: Gopal Vijayaraghavan
• Created: 13/Aug/19 21:34
• Updated: 01/Dec/22 08:57
• Resolved: 09/Sep/19 08:59

Description

HiveServer2-Handler-Pool: Thread-492  Blocked CPU usage on sample: 0ms
  org.apache.hadoop.hive.ql.optimizer.ppr.PartExprEvalUtils.evalExprWithPart(ExprNodeDesc, Partition, List, StructObjectInspector) PartExprEvalUtils.java:58
  org.apache.hadoop.hive.ql.optimizer.pcr.PcrExprProcFactory.evalExprWithPart(ExprNodeDesc, Partition, List) PcrExprProcFactory.java:83
  org.apache.hadoop.hive.ql.optimizer.pcr.PcrExprProcFactory$GenericFuncExprProcessor.handleDeterministicUdf(PcrExprProcCtx, ExprNodeGenericFuncDesc, Object[]) PcrExprProcFactory.java:317
  org.apache.hadoop.hive.ql.optimizer.pcr.PcrExprProcFactory$GenericFuncExprProcessor.process(Node, Stack, NodeProcessorCtx, Object[]) PcrExprProcFactory.java:298
  org.apache.hadoop.hive.ql.lib.DefaultRuleDispatcher.dispatch(Node, Stack, Object[]) DefaultRuleDispatcher.java:90
  org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.dispatchAndReturn(Node, Stack) DefaultGraphWalker.java:105
  org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.dispatch(Node, Stack) DefaultGraphWalker.java:89
  org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.walk(Node) DefaultGraphWalker.java:158
  org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.startWalking(Collection, HashMap) DefaultGraphWalker.java:120

Issue Links

• Is contained by: HIVE-26751 Bug Fixes and Improvements for 3.2.0 release