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https://issues.apache.org/jira/browse/FLINK-10398?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16648070#comment-16648070
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ASF GitHub Bot commented on FLINK-10398:
----------------------------------------
xccui commented on a change in pull request #6736: [FLINK-10398][table] Add
Tanh math function supported in Table API and SQL
URL: https://github.com/apache/flink/pull/6736#discussion_r224835500
##########
File path: docs/dev/table/functions.md
##########
@@ -1219,6 +1219,18 @@ TAN(numeric)
</td>
</tr>
+ <tr>
+ <td>
+ {% highlight text %}
+TANH(numeric)
+{% endhighlight %}
+ </td>
+ <td>
+ <p>Returns the hyperbolic tangent of <i>NUMERIC</i>.</p>
+ <p>Return value type is <i>DOUBLE</i>.</p>
Review comment:
Change the `NUMERIC` to lowercase here.
The return type is ...
Please ALWAYS be careful with these minor issues cause they have been
pointed out many times.
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> Add Tanh math function supported in Table API and SQL
> -----------------------------------------------------
>
> Key: FLINK-10398
> URL: https://issues.apache.org/jira/browse/FLINK-10398
> Project: Flink
> Issue Type: Sub-task
> Components: Table API & SQL
> Reporter: vinoyang
> Assignee: vinoyang
> Priority: Minor
> Labels: pull-request-available
>
> refer to : https://www.techonthenet.com/oracle/functions/tanh.php
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