brijrajk commented on code in PR #56469:
URL: https://github.com/apache/spark/pull/56469#discussion_r3452488000
##########
docs/sql-data-sources-xml.md:
##########
@@ -105,6 +105,13 @@ Data source options of XML can be set via:
<td>read</td>
</tr>
+ <tr>
+ <td><code>singleVariantColumn</code></td>
+ <td>(none)</td>
+ <td>If specified, the entire XML record is parsed and stored as a single
column of <code>VariantType</code> with the given column name, instead of being
split into individual fields.</td>
+ <td>read</td>
Review Comment:
You're absolutely right — `StaxXmlGenerator.write` checks
`options.singleVariantColumn` to unwrap the single-variant-column layer when
writing. Updated the XML row to `read/write` and added a brief note about the
write-side behavior. Thanks for the pointer!
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