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https://issues.apache.org/jira/browse/FLINK-29885?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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ZuoYan updated FLINK-29885:
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Attachment: image-2022-09-28-21-00-09-054.png
image-2022-09-28-21-00-22-733.png
> SqlValidatorException :Column 'currency' is ambiguous
> -----------------------------------------------------
>
> Key: FLINK-29885
> URL: https://issues.apache.org/jira/browse/FLINK-29885
> Project: Flink
> Issue Type: Improvement
> Components: Documentation, Table SQL / API
> Affects Versions: 1.16.0
> Reporter: ZuoYan
> Priority: Minor
> Attachments: image-2022-09-28-21-00-09-054.png,
> image-2022-09-28-21-00-22-733.png
>
>
> When two tables are join, the two tables have the same field. When querying
> select, an exception will be thrown if the table name is not specified
> exception content
> Column 'currency' is ambiguous。
> !image-2022-09-28-21-00-22-733.png!
> !image-2022-09-28-21-00-09-054.png!
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