hequn8128 commented on a change in pull request #6432: [FLINK-9970] Add
ASCII/CHR function for table/sql API
URL: https://github.com/apache/flink/pull/6432#discussion_r205932678
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File path: docs/dev/table/tableApi.md
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@@ -2507,6 +2518,17 @@ concat_ws(separator, string1, string2,...)
<p>Returns the string that results from concatenating the arguments
using a separator. The separator is added between the strings to be
concatenated. Returns NULL If the separator is NULL. concat_ws() does not skip
empty strings. However, it does skip any NULL argument. E.g.
<code>concat_ws("~", "AA", "BB", "", "CC")</code> returns
<code>AA~BB~~CC</code></p>
</td>
</tr>
+
+ <tr>
+ <td>
+ {% highlight text %}
Review comment:
1. {% highlight text %} => {% highlight java %}
2. add doc for scala
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