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https://issues.apache.org/jira/browse/FLINK-14902?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16979912#comment-16979912
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Jingsong Lee commented on FLINK-14902:
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Hi [~hailong wang], I am very glad you can have a try. As [~jark] said, JDBC
doesn't provide async methods, so maybe you should do it by yourself by launch
multi-thread, or I think maybe you can do some batch query to improve
performance.
> JDBCTableSource support AsyncLookupFunction
> -------------------------------------------
>
> Key: FLINK-14902
> URL: https://issues.apache.org/jira/browse/FLINK-14902
> Project: Flink
> Issue Type: Improvement
> Components: Connectors / JDBC
> Affects Versions: 1.9.0
> Reporter: hailong wang
> Assignee: hailong wang
> Priority: Major
> Fix For: 1.10.0
>
>
> JDBCTableSource support AsyncLookupFunction
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