[jira] [Closed] (FLINK-17657) Fix reading BIGINT UNSIGNED type field not work in JDBC

["Jark Wu (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/FLINK-17657?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

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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