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https://issues.apache.org/jira/browse/FLINK-31836?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17713514#comment-17713514
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Sergey Nuyanzin commented on FLINK-31836:
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As far as I know there is no full support for compatibility between 2 major 
upgrades for Table API/SQL and this is explicitly mentioned in doc[1]
>From another side there is a FLIP-190 to improve this situation [2]


[1] 
https://nightlies.apache.org/flink/flink-docs-master/docs/ops/upgrading/#table-api–sql

[2] https://cwiki.apache.org/confluence/pages/viewpage.action?pageId=191336489

> Upgrade Calcite version to 1.34.0
> ---------------------------------
>
>                 Key: FLINK-31836
>                 URL: https://issues.apache.org/jira/browse/FLINK-31836
>             Project: Flink
>          Issue Type: Technical Debt
>          Components: Table SQL / API
>            Reporter: Sergey Nuyanzin
>            Assignee: Sergey Nuyanzin
>            Priority: Major
>
> Calcite 1.34.0 has been released 
> https://calcite.apache.org/news/2023/03/14/release-1.34.0/



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