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https://issues.apache.org/jira/browse/FLINK-9915?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16558582#comment-16558582
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ASF GitHub Bot commented on FLINK-9915:
---------------------------------------
xccui commented on a change in pull request #6390: [FLINK-9915] Add TO_BASE64
function for table/sql API
URL: https://github.com/apache/flink/pull/6390#discussion_r205523208
##########
File path: docs/dev/table/sql.md
##########
@@ -1848,6 +1848,17 @@ FROM_BASE64(text string)
<td>
<p>Returns the base string decoded with base64, if text is NULL,
returns NULL. E.g. <code>FROM_BASE64('aGVsbG8gd29ybGQ=')</code> returns
<code>hello world</code>.</p>
</td>
+ </tr>
+
+ <tr>
+ <td>
+ {% highlight text %}
+TO_BASE64(text string)
+{% endhighlight %}
+ </td>
+ <td>
+ <p>Returns the string text encoded with BASE64, if string is null,
returns null. E.g. <code>TO_BASE64('hello world')</code> returns
<code>aGVsbG8gd29ybGQ=</code>.</p>
Review comment:
Returns the base64-encoded result of the input string. If the input is NULL,
returns NULL.
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> Add TO_BASE64 function for table/sql API
> ----------------------------------------
>
> Key: FLINK-9915
> URL: https://issues.apache.org/jira/browse/FLINK-9915
> Project: Flink
> Issue Type: New Feature
> Components: Table API & SQL
> Reporter: vinoyang
> Assignee: vinoyang
> Priority: Minor
> Labels: pull-request-available
>
> refer to mysql TO_BASE64 function :
> https://dev.mysql.com/doc/refman/5.6/en/string-functions.html#function_to-base64
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