Ihar Hancharenka 5dff80e88e first
2023-03-27 16:52:17 +03:00

37 строки
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https://dba.stackexchange.com/questions/155121/xml-parse-in-postgressql
https://www.postgresql.org/docs/9.1/static/datatype-xml.html
$PGDATA/my.xml
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<data-set>
<department>
<id>1</id>
<name>IT</name>
<id_customer>1</id_customer>
<id_customer>2</id_customer>
<id_customer>3</id_customer>
<id_customer>4</id_customer>
<id_customer>5</id_customer>
<adress>hataevicha</adress>
<desc>some descr</desc>
</department>
</data-set>
do $$
declare xml_string xml;
begin
xml_string := XMLPARSE(DOCUMENT convert_from(pg_read_binary_file('my.xml'), 'UTF8'));
drop table if exists my;
create table my as
select
unnest(xpath('//data-set/department/id/text()',xml_string)) as ID,
unnest(xpath('//data-set/department/id_customer/text()',xml_string)) as ID_CUSTOMER
;
end$$;
select * from my