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Implement XMLSERIALIZE for real. Analogously, make the xml to text cast

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observe the xmloption.

Reorganize the representation of the XML option in the parse tree and the
API to make it easier to manage and understand.

Add regression tests for parsing back XML expressions.
This commit is contained in:
Peter Eisentraut
2007-02-03 14:06:56 +00:00
parent 25dc46334b
commit ec020e1ceb
23 changed files with 344 additions and 99 deletions
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20
src/test/regress/sql/xml.sql
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@ -68,6 +68,7 @@ SELECT xmlpi(name foo, null);
SELECT xmlpi(name xmlstuff, null);
SELECT xmlpi(name foo, ' bar');
SELECT xmlroot(xml '<foo/>', version no value, standalone no value);
SELECT xmlroot(xml '<foo/>', version '2.0');
SELECT xmlroot(xml '<foo/>', version no value, standalone yes);
@ -95,7 +96,9 @@ SELECT xmlroot (
);
SELECT xmlserialize(content data as character varying) FROM xmltest;
SELECT xmlserialize(content data as character varying(20)) FROM xmltest;
SELECT xmlserialize(content 'good' as char(10));
SELECT xmlserialize(document 'bad' as text);
SELECT xml '<foo>bar</foo>' IS DOCUMENT;
@ -125,3 +128,18 @@ EXECUTE foo ('bad');
SET XML OPTION CONTENT;
EXECUTE foo ('<bar/>');
EXECUTE foo ('good');
-- Test backwards parsing
CREATE VIEW xmlview1 AS SELECT xmlcomment('test');
CREATE VIEW xmlview2 AS SELECT xmlconcat('hello', 'you');
CREATE VIEW xmlview3 AS SELECT xmlelement(name element, xmlattributes (1 as ":one:", 'deuce' as two), 'content&');
CREATE VIEW xmlview4 AS SELECT xmlelement(name employee, xmlforest(name, age, salary as pay)) FROM emp;
CREATE VIEW xmlview5 AS SELECT xmlparse(content '<abc>x</abc>');
CREATE VIEW xmlview6 AS SELECT xmlpi(name foo, 'bar');
CREATE VIEW xmlview7 AS SELECT xmlroot(xml '<foo/>', version no value, standalone yes);
CREATE VIEW xmlview8 AS SELECT xmlserialize(content 'good' as char(10));
CREATE VIEW xmlview9 AS SELECT xmlserialize(content 'good' as text);
SELECT table_name, view_definition FROM information_schema.views WHERE table_name LIKE 'xmlview%';