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XMLCOMMENT

Applies to ✅ Open Source Edition   ✅ Express Edition   ✅ Professional Edition   ✅ Enterprise Edition

The XMLCOMMENT() function is used to create comments inside XML documents, at arbitrary positions.

SELECT xmlcomment('comment')
 
create.select(xmlcomment("comment"))
      .fetch();

The result would look like this:

+----------------+
| xmlcomment     |
+----------------+
| <!--comment--> |
+----------------+

Dialect support

This example using jOOQ:

xmlcomment("comment")

Translates to the following dialect specific expressions:

DB2, Oracle, Postgres, Teradata

xmlcomment('comment')

SQLServer

CAST((('<!--' + 'comment') + '-->') AS xml)

ASE, Access, Aurora MySQL, Aurora Postgres, BigQuery, CockroachDB, Derby, DuckDB, Exasol, Firebird, H2, HSQLDB, Hana, Informix, MariaDB, MemSQL, MySQL, Redshift, SQLDataWarehouse, SQLite, Snowflake, Sybase, Trino, Vertica, YugabyteDB

/* UNSUPPORTED */

(These are currently generated with jOOQ 3.20, see #10141), or translate your own on our website

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