Delete xml node from xml-document - Mailing list pgsql-general

From Oleg Malyovaniy
Subject Delete xml node from xml-document
Date
Msg-id E1Jqn4x-0004Mx-00.deer_oleg-mail-ru@mx34.mail.ru
Whole thread Raw
List pgsql-general

Hello!

 

I try to delete some node from xml using plpgsql language

How can I do it?

 

To sample

SELECT INTO xlst_templ '//myNode';

SELECT INTO v_xml XMLPARSE(DOCUMENT value) from myTable WHERE id=ids;

RAISE NOTICE '%', v_xml; -- variable v_xml contain my xml document.

SELECT INTO v_nodes xpath(xlst_templ, v_xml); -- variable v_nodes contain array of xml elements “myNode”

 

what next?

How delete all nodes “myNode'” from document v_xml?

 

Thanks for your help.

 

Oleg A Malyovany

 

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