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https://issues.apache.org/jira/browse/FLINK-17657?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jark Wu closed FLINK-17657.
---------------------------
Resolution: Fixed
master (1.12.0): 8bc76955b527b6905049346eb1eaa9ce1ab03409
1.11.0: beb0c1c5bab09feb525f2bd8c1352617072dd118
> Fix reading BIGINT UNSIGNED type field not work in JDBC
> -------------------------------------------------------
>
> Key: FLINK-17657
> URL: https://issues.apache.org/jira/browse/FLINK-17657
> Project: Flink
> Issue Type: Bug
> Components: Connectors / JDBC
> Affects Versions: 1.10.0, 1.10.1
> Reporter: lun zhang
> Assignee: Leonard Xu
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.11.0
>
> Attachments: env.yaml, excetion.txt
>
>
> I use sql client read mysql table, but I found I can't read a table contain
> `BIGINT UNSIGNED` field. It will
> Caused by: java.lang.ClassCastException: java.math.BigInteger cannot be cast
> to java.lang.Long
>
> MySQL table:
>
> create table tb
> (
> id BIGINT UNSIGNED auto_increment
> primary key,
> cooper BIGINT(19) null ,
> user_sex VARCHAR(2) null
> );
>
> my env yaml is env.yaml .
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