lincoln lee created FLINK-24654:
-----------------------------------
Summary: NPE on RetractableTopNFunction when some records were
cleared by state ttl
Key: FLINK-24654
URL: https://issues.apache.org/jira/browse/FLINK-24654
Project: Flink
Issue Type: Bug
Components: Table SQL / Runtime
Affects Versions: 1.13.3, 1.14.0
Reporter: lincoln lee
Fix For: 1.15.0
NullPointerException will occurr when some records were cleared by the state
ttl.
stack:
{quote}java.lang.NullPointerExceptionjava.lang.NullPointerException at
org.apache.flink.table.runtime.operators.rank.RetractableTopNFunction.retractRecordWithRowNumber(RetractableTopNFunction.java:379)
at
org.apache.flink.table.runtime.operators.rank.RetractableTopNFunction.processElement(RetractableTopNFunction.java:175)
at
org.apache.flink.table.runtime.operators.rank.RetractableTopNFunction.processElement(RetractableTopNFunction.java:54)
at
org.apache.flink.streaming.api.operators.KeyedProcessOperator.processElement(KeyedProcessOperator.java:83)
at
org.apache.flink.streaming.util.OneInputStreamOperatorTestHarness.processElement(OneInputStreamOperatorTestHarness.java:209)
at
org.apache.flink.table.planner.runtime.harness.RankHarnessTest.testRetractRankWithRowNumber(RankHarnessTest.scala:111)
{quote}
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