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https://issues.apache.org/jira/browse/PHOENIX-4651?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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James Taylor updated PHOENIX-4651:
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    Summary: Support ALTER TABLE ... MODIFY COLUMN  (was: alter table test 
modify column is not support)

> Support ALTER TABLE ... MODIFY COLUMN
> -------------------------------------
>
>                 Key: PHOENIX-4651
>                 URL: https://issues.apache.org/jira/browse/PHOENIX-4651
>             Project: Phoenix
>          Issue Type: New Feature
>    Affects Versions: 4.10.0
>            Reporter: Jepson
>            Priority: Critical
>   Original Estimate: 504h
>  Remaining Estimate: 504h
>
> Modify the column type length, is very inconvenient, drop first ,then add.
> Such as:
> alter table jydw.test drop column name;
>  alter table jydw.test add name varchar(256);
> The alter table test modify column sql is not support.
>  
>  



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