Bug #36917 mysqldump --xml don't dump field comment ?
Submitted: 23 May 2008 14:44 Modified: 5 May 2009 17:46
Reporter: Mathieu Virbel Email Updates:
Status: Duplicate Impact on me:
None 
Category:MySQL Server: mysqldump Command-line Client Severity:S3 (Non-critical)
Version:Ver 10.11 Distrib 5.0.51a, 4.1, 5.0, 5.1, 6.0 BK OS:Linux (Ubuntu Hardy)
Assigned to: CPU Architecture:Any

[23 May 2008 14:44] Mathieu Virbel
Description:
XML dump don't report comment field, but a simple SQL dump do. Is it normal ?

XML DUMP :
----------

<mysqldump xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<database name="pec">
	<table_structure name="conf_category">
		<field Field="id" Type="int(10) unsigned" Null="NO" Key="PRI" Extra="auto_increment" />
		<field Field="name" Type="varchar(20)" Null="YES" Key="" Extra="" />
		<field Field="description" Type="varchar(100)" Null="YES" Key="" Extra="" />
		<key Table="conf_category" Non_unique="0" Key_name="PRIMARY" Seq_in_index="1" Column_name="id" Collation="A" Cardinality="3" Null="" Index_type="BTREE" Comment="" />
		<options Name="conf_category" Engine="MyISAM" Version="10" Row_format="Dynamic" Rows="3" Avg_row_length="45" Data_length="136" Max_data_length="281474976710655" Index_length="2048" Data_free="0" Auto_increment="4" Create_time="2008-05-23 13:47:49" Update_time="2008-05-23 13:47:49" Collation="utf8_unicode_ci" Create_options="" Comment="" />
	</table_structure>
</database>
</mysqldump>

SQL DUMP :
----------

CREATE TABLE `conf_category` (
  `id` int(10) unsigned NOT NULL auto_increment COMMENT 'Identifiant de la catégorie',
  `name` varchar(20) collate utf8_unicode_ci default NULL COMMENT 'Nom de la catégorie',
  `description` varchar(100) collate utf8_unicode_ci default NULL COMMENT 'Description de la catégorie',
  PRIMARY KEY  (`id`)
) ENGINE=MyISAM AUTO_INCREMENT=4 DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci;

How to repeat:
Create a field in a table with a comment, and use mysqldump --xml

Suggested fix:
Add comment in "field" tag :)
[23 May 2008 16:20] Sveta Smirnova
Thank you for the report.

Verified as described.
[5 May 2009 17:46] Jim Winstead
This is a duplicate of Bug #13618.