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Allow empty content in xml type

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The xml type previously rejected "content" that is empty or consists
only of spaces.  But the SQL/XML standard allows that, so change that.
The accepted values for XML "documents" are not changed.

Reviewed-by: Ali Akbar <the.apaan@gmail.com>
This commit is contained in:
Peter Eisentraut
2014-09-09 11:34:52 -04:00
parent f0051c1a14
commit 57b1085df5
4 changed files with 57 additions and 5 deletions
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4
src/test/regress/sql/xml.sql
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@@ -60,6 +60,8 @@ SELECT xmlelement(name foo, xmlattributes('infinity'::timestamp as bar));
SELECT xmlelement(name foo, xmlattributes('<>&"''' as funny, xml 'b<a/>r' as funnier));
SELECT xmlparse(content '');
SELECT xmlparse(content ' ');
SELECT xmlparse(content 'abc');
SELECT xmlparse(content '<abc>x</abc>');
SELECT xmlparse(content '<invalidentity>&</invalidentity>');
@@ -69,6 +71,8 @@ SELECT xmlparse(content '<relativens xmlns=''relative''/>');
SELECT xmlparse(content '<twoerrors>&idontexist;</unbalanced>');
SELECT xmlparse(content '<nosuchprefix:tag/>');
SELECT xmlparse(document '');
SELECT xmlparse(document ' ');
SELECT xmlparse(document 'abc');
SELECT xmlparse(document '<abc>x</abc>');
SELECT xmlparse(document '<invalidentity>&</abc>');