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https://issues.apache.org/jira/browse/IMPALA-13650?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sai Hemanth Gantasala updated IMPALA-13650:
-------------------------------------------
    Description: 
This Jira originated from this review comment: 
[https://gerrit.cloudera.org/c/21663/6/fe/src/main/java/org/apache/impala/catalog/events/MetastoreEvents.java#1825]

The idea is to clean up dangling self-event-related table properties by adding 
GC for InFlightEvents. When we witness an event ID or catalog version from an 
event on the table, we remove all eventIds/versions lower than that since they 
are stale.

Need to identify if there more places where inflight events list incorrectly 
identified.

  was:
This Jira originated from this review comment: 
[https://gerrit.cloudera.org/c/21663/6/fe/src/main/java/org/apache/impala/catalog/events/MetastoreEvents.java#1825]

The idea is to clean up dangling self-event-related table properties by adding 
GC for InFlightEvents. When we witness an event ID or catalog version from an 
event on the table, we remove all eventIds/versions lower than that since they 
are stale.


> Inflight events may be incorrectly modified in Alter table event
> ----------------------------------------------------------------
>
>                 Key: IMPALA-13650
>                 URL: https://issues.apache.org/jira/browse/IMPALA-13650
>             Project: IMPALA
>          Issue Type: Improvement
>          Components: Catalog
>            Reporter: Sai Hemanth Gantasala
>            Assignee: Sai Hemanth Gantasala
>            Priority: Major
>
> This Jira originated from this review comment: 
> [https://gerrit.cloudera.org/c/21663/6/fe/src/main/java/org/apache/impala/catalog/events/MetastoreEvents.java#1825]
> The idea is to clean up dangling self-event-related table properties by 
> adding GC for InFlightEvents. When we witness an event ID or catalog version 
> from an event on the table, we remove all eventIds/versions lower than that 
> since they are stale.
> Need to identify if there more places where inflight events list incorrectly 
> identified.



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