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Posted to issues@kylin.apache.org by "ASF subversion and git services (Jira)" <ji...@apache.org> on 2023/01/12 09:28:00 UTC
[jira] [Commented] (KYLIN-5353) Failed to save model which contains computed column using functions of timestampadd or timestampdiff
[ https://issues.apache.org/jira/browse/KYLIN-5353?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17675898#comment-17675898 ]
ASF subversion and git services commented on KYLIN-5353:
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Commit 092bbed4787b4db434b5cc06b356ec0a75462523 in kylin's branch refs/heads/kylin5 from Dorris Zhang
[ https://gitbox.apache.org/repos/asf?p=kylin.git;h=092bbed478 ]
KYLIN-5353 add UT
> Failed to save model which contains computed column using functions of timestampadd or timestampdiff
> -----------------------------------------------------------------------------------------------------
>
> Key: KYLIN-5353
> URL: https://issues.apache.org/jira/browse/KYLIN-5353
> Project: Kylin
> Issue Type: Bug
> Components: Modeling
> Affects Versions: 5.0-alpha
> Reporter: pengfei.zhan
> Assignee: pengfei.zhan
> Priority: Major
> Fix For: 5.0-alpha
>
> Attachments: kylin5.jpeg
>
>
> When saving the model containing some computed columns using functions of `timestampdiff` or `timestampadd`, it failed with throwing an exception as follows.
> !kylin5.jpeg!
> This happens because `ModelSemanticHelper#discardInvalidComputedColumnsForBrokenModel` used the `innerExpression` of the computed column other than `expression`. By design, the `innerExpression` is used for spark, the expression used by calcite parser.
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