https://community.cloudera.com/t5/Support-Questions/Comments-not-available-for-Hive-struct-type/m-p/354139#M236848 <P>A comment may be specified for the structure type for the<SPAN>&nbsp;</SPAN><A class="external-link" href="https://cwiki.apache.org/confluence/display/hive/languagemanual+ddl#LanguageManualDDL-CreateTable" target="_blank" rel="nofollow noopener">URL</A><SPAN>&nbsp;</SPAN>link.</P><P>&nbsp;</P><DIV class="code panel"><DIV class="codeContent panelContent"><PRE>CREATE EXTERNAL TABLE IF NOT EXISTS test_db.test_table ( `id` string comment <SPAN class="code-quote">'id'</SPAN>, `name` string comment <SPAN class="code-quote">'name'</SPAN>, `area` struct&lt;`country`: string comment <SPAN class="code-quote">'test country, `address`:string comment '</SPAN>test address&gt; comment <SPAN class="code-quote">'test struct'</SPAN> );</PRE></DIV></DIV><P>&nbsp;</P><P>The 'test country' and 'test address' comment of the area struct does not apply.</P><P>The 'test structure' comment has been properly applied.</P><P>What's the reason?</P><P>&nbsp;</P><P>&nbsp;</P><P>The same article was posted on the Apache Hive issue.</P><P><A href="https://issues.apache.org/jira/browse/HIVE-26593" target="_blank" rel="noopener">https://issues.apache.org/jira/browse/HIVE-26593</A></P><P>&nbsp;</P><P>&nbsp;</P> Thu, 06 Oct 2022 01:24:44 GMT sseoju 2022-10-06T01:24:44Z