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https://issues.apache.org/jira/browse/SPARK-32523?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17241155#comment-17241155
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Huaxin Gao commented on SPARK-32523:
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This is fixed by smaller PRs. I will close this ticket.
> Override alter table in JDBC dialects
> -------------------------------------
>
> Key: SPARK-32523
> URL: https://issues.apache.org/jira/browse/SPARK-32523
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Affects Versions: 3.1.0
> Reporter: Huaxin Gao
> Priority: Minor
>
> SPARK-32402 adds new method alterTable to JdbcDialect with the default
> implementation for add column, rename column, delete column, update column
> type, update column nullability. However, different database servers may have
> different syntax for these update table commands. This ticket aims to
> override the default alter table syntax with the correct ones in all JDBC
> dialects.
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