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https://issues.apache.org/jira/browse/SPARK-17910?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15853748#comment-15853748
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Xiaochen Ouyang commented on SPARK-17910:
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Hey，I wonder that do we have a plan to support changing column's dataType and
name later ? Thanks! [~yhuai] [~jiangxb]
> Allow users to update the comment of a column
> ---------------------------------------------
>
> Key: SPARK-17910
> URL: https://issues.apache.org/jira/browse/SPARK-17910
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Reporter: Yin Huai
> Assignee: Jiang Xingbo
> Fix For: 2.2.0
>
>
> Right now, once a user set the comment of a column with create table command,
> he/she cannot update the comment. It will be useful to provide a public
> interface (e.g. SQL) to do that.
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