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https://issues.apache.org/jira/browse/KYLIN-5765?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17832352#comment-17832352
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pengfei.zhan edited comment on KYLIN-5765 at 3/30/24 2:08 AM:
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!42118.png!
Most time consumption is in
RexToTblColRefTranslator.OLAPRexSqlStandardConvertletTable#registerUdfOperator.
Using Arthas to monitor the execution of this method, we found that it executed
more than 10,000 times in a single query.
!42118-2.png!
was (Author: JIRAUSER294653):
!42118.png!
Most time consumption is in
RexToTblColRefTranslator.OLAPRexSqlStandardConvertletTable#registerUdfOperator.
Using Arthas to monitor the execution of this method, we found that it executed
more than 10,000 times in a single query.
!42118-2.png!
> Optimization of register udf operators
> --------------------------------------
>
> Key: KYLIN-5765
> URL: https://issues.apache.org/jira/browse/KYLIN-5765
> Project: Kylin
> Issue Type: Improvement
> Components: Query Engine
> Affects Versions: 5.0-beta
> Reporter: pengfei.zhan
> Assignee: pengfei.zhan
> Priority: Major
> Fix For: 5.0.0
>
> Attachments: 42118-2.png, 42118.png
>
>
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