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Implement the information schema with_hierarchy column

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In PostgreSQL, this is included in the SELECT privilege, so show YES
or NO depending on whether SELECT is granted.
This commit is contained in:
Peter Eisentraut 2011-08-27 15:03:02 +03:00
parent 3104cc89be
commit fd5b397ca4
2 changed files with 17 additions and 3 deletions
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18
doc/src/sgml/information_schema.sgml
View file

@ -3684,7 +3684,14 @@ ORDER BY c.ordinal_position;
<row>
<entry><literal>with_hierarchy</literal></entry>
<entry><type>yes_or_no</type></entry>
<entry>Applies to a feature not available in <productname>PostgreSQL</></entry>
<entry>
In the SQL standard, <literal>WITH HIERARCHY OPTION</literal>
is a separate (sub-)privilege allowing certain operations on
table inheritance hierarchies. In PostgreSQL, this is included
in the <literal>SELECT</literal> privilege, so this column
shows <literal>YES</literal> if the privilege
is <literal>SELECT</literal>, else <literal>NO</literal>.
</entry>
</row>
</tbody>
</tgroup>
@ -5364,7 +5371,14 @@ ORDER BY c.ordinal_position;
<row>
<entry><literal>with_hierarchy</literal></entry>
<entry><type>yes_or_no</type></entry>
<entry>Applies to a feature not available in <productname>PostgreSQL</></entry>
<entry>
In the SQL standard, <literal>WITH HIERARCHY OPTION</literal>
is a separate (sub-)privilege allowing certain operations on
table inheritance hierarchies. In PostgreSQL, this is included
in the <literal>SELECT</literal> privilege, so this column
shows <literal>YES</literal> if the privilege
is <literal>SELECT</literal>, else <literal>NO</literal>.
</entry>
</row>
</tbody>
</tgroup>

2
src/backend/catalog/information_schema.sql
View file

@ -1785,7 +1785,7 @@ CREATE VIEW table_privileges AS
pg_has_role(grantee.oid, c.relowner, 'USAGE')
OR c.grantable
THEN 'YES' ELSE 'NO' END AS yes_or_no) AS is_grantable,
CAST('NO' AS yes_or_no) AS with_hierarchy
CAST(CASE WHEN c.prtype = 'SELECT' THEN 'YES' ELSE 'NO' END AS yes_or_no) AS with_hierarchy
FROM (
SELECT oid, relname, relnamespace, relkind, relowner, (aclexplode(relacl)).* FROM pg_class