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Bug#27898 UPDATEXML Crashes the Server!

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Problem: when replacing the root element, UpdateXML
erroneously tried to mix old XML content with the
replacement string, which led to crash.
Fix: don't use the old XML content in these cases,
just return the replacement string.
This commit is contained in:
bar@mysql.com
2007-05-02 13:18:07 +05:00
parent 44f02c570a
commit ea6bb0286b
3 changed files with 24 additions and 0 deletions
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7
mysql-test/t/xml.test
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@@ -231,6 +231,13 @@ select UpdateXML(@xml, '/a/b/@bb1', 'bb3="bb3"');
select UpdateXML(@xml, '/a/b/@bb2', '');
select UpdateXML(@xml, '/a/b/@bb2', 'bb3="bb3"');
#
# Bug#27898 UPDATEXML Crashes the Server!
#
select updatexml('<div><div><span>1</span><span>2</span></div></div>',
'/','<tr><td>1</td><td>2</td></tr>') as upd1;
select updatexml('', '/', '') as upd2;
#
# Bug#16234 XML: Crash if ExtractValue()
#