CREATE TABLE xmltest (
id int,
data xml
);
INSERT INTO xmltest VALUES (1, 'one');
INSERT INTO xmltest VALUES (2, 'two');
INSERT INTO xmltest VALUES (3, ''
SELECT * FROM xmltest;
id | data
----+--------------------
1 | one
2 | two
(2 rows)
SELECT xmlcomment('test');
xmlcomment
-------------
(1 row)
SELECT xmlcomment('-test');
xmlcomment
--------------
(1 row)
SELECT xmlcomment('test-');
ERROR: invalid XML comment
SELECT xmlcomment('--test');
ERROR: invalid XML comment
SELECT xmlcomment('te st');
xmlcomment
--------------
(1 row)
SELECT xmlconcat(xmlcomment('hello'),
xmlelement(NAME qux, 'foo'),
xmlcomment('world'));
xmlconcat
----------------------------------------
foo
(1 row)
SELECT xmlconcat('hello', 'you');
xmlconcat
-----------
helloyou
(1 row)
SELECT xmlconcat(1, 2);
ERROR: argument of XMLCONCAT must be type xml, not type integer
SELECT xmlconcat('bad', ''
SELECT xmlelement(name element,
xmlattributes (1 as one, 'deuce' as two),
'content');
xmlelement
------------------------------------------------
content
(1 row)
SELECT xmlelement(name element,
xmlattributes ('unnamed and wrong'));
ERROR: unnamed XML attribute value must be a column reference
SELECT xmlelement(name element, xmlelement(name nested, 'stuff'));
xmlelement
-------------------------------------------
stuff
(1 row)
SELECT xmlelement(name employee, xmlforest(name, age, salary as pay)) FROM emp;
xmlelement
----------------------------------------------------------------------
sharon251000
sam302000
bill201000
jeff23600
cim30400
linda19100
(6 rows)
SELECT xmlelement(name duplicate, xmlattributes(1 as a, 2 as b, 3 as a));
ERROR: XML attribute name "a" appears more than once
SELECT xmlelement(name num, 37);
xmlelement
---------------
37
(1 row)
SELECT xmlelement(name foo, text 'bar');
xmlelement
----------------
bar
(1 row)
SELECT xmlelement(name foo, xml 'bar');
xmlelement
----------------
bar
(1 row)
SELECT xmlelement(name foo, text 'br');
xmlelement
-------------------------
b<a/>r
(1 row)
SELECT xmlelement(name foo, xml 'br');
xmlelement
-------------------
br
(1 row)
SELECT xmlelement(name foo, array[1, 2, 3]);
xmlelement
-------------------------------------------------------------------------
123
(1 row)
SELECT xmlparse(content 'abc');
xmlparse
----------
abc
(1 row)
SELECT xmlparse(content 'x');
xmlparse
--------------
x
(1 row)
SELECT xmlparse(document 'abc');
ERROR: invalid XML document
DETAIL: Start tag expected, '<' not found.
SELECT xmlparse(document 'x');
xmlparse
--------------
x
(1 row)
SELECT xmlpi(name foo);
xmlpi
---------
(1 row)
SELECT xmlpi(name xmlstuff);
ERROR: invalid XML processing instruction
DETAIL: XML processing instruction target name cannot start with "xml".
SELECT xmlpi(name foo, 'bar');
xmlpi
-------------
(1 row)
SELECT xmlpi(name foo, 'in?>valid');
ERROR: invalid XML processing instruction
DETAIL: XML processing instruction cannot contain "?>".
SELECT xmlpi(name foo, null);
xmlpi
-------
(1 row)
SELECT xmlpi(name xmlstuff, null);
ERROR: invalid XML processing instruction
DETAIL: XML processing instruction target name cannot start with "xml".
SELECT xmlpi(name foo, ' bar');
xmlpi
-------------
(1 row)
SELECT xmlroot(xml '', version no value, standalone no value);
xmlroot
---------
(1 row)
SELECT xmlroot(xml '', version '2.0');
xmlroot
-----------------------
(1 row)
SELECT xmlroot(xmlroot(xml '', version '1.0'), version '1.1', standalone no);
xmlroot
---------------------------------------
(1 row)
SELECT xmlroot (
xmlelement (
name gazonk,
xmlattributes (
'val' AS name,
1 + 1 AS num
),
xmlelement (
NAME qux,
'foo'
)
),
version '1.0',
standalone yes
);
xmlroot
----------------------------------------------------
foo
(1 row)
SELECT xmlserialize(content data as character varying) FROM xmltest;
data
--------------------
one
two
(2 rows)
SELECT xml 'bar' IS DOCUMENT;
?column?
----------
t
(1 row)
SELECT xml 'barfoo' IS DOCUMENT;
?column?
----------
f
(1 row)
SELECT xml '' IS NOT DOCUMENT;
?column?
----------
f
(1 row)
SELECT xml 'abc' IS NOT DOCUMENT;
?column?
----------
t
(1 row)
SELECT '<>' IS NOT DOCUMENT;
ERROR: invalid XML content
DETAIL: Element name not found
-- Check mapping SQL identifier to XML name
SELECT xmlpi(name ":::_xml_abc135.%-&_");
xmlpi
-------------------------------------------------
(1 row)
SELECT xmlpi(name "123");
xmlpi
---------------
(1 row)