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-rw-r--r--src/backend/catalog/information_schema.sql37
1 files changed, 37 insertions, 0 deletions
diff --git a/src/backend/catalog/information_schema.sql b/src/backend/catalog/information_schema.sql
index f591f64caf7..c4f8f0f4eaa 100644
--- a/src/backend/catalog/information_schema.sql
+++ b/src/backend/catalog/information_schema.sql
@@ -2214,6 +2214,43 @@ CREATE VIEW usage_privileges AS
AND srv.prtype IN ('USAGE')
AND (pg_has_role(u_grantor.oid, 'USAGE')
OR pg_has_role(grantee.oid, 'USAGE')
+ OR grantee.rolname = 'PUBLIC')
+
+ UNION ALL
+
+ /* sequences */
+ SELECT CAST(u_grantor.rolname AS sql_identifier) AS grantor,
+ CAST(grantee.rolname AS sql_identifier) AS grantee,
+ CAST(current_database() AS sql_identifier) AS object_catalog,
+ CAST(n.nspname AS sql_identifier) AS object_schema,
+ CAST(c.relname AS sql_identifier) AS object_name,
+ CAST('SEQUENCE' AS character_data) AS object_type,
+ CAST('USAGE' AS character_data) AS privilege_type,
+ CAST(
+ CASE WHEN
+ -- object owner always has grant options
+ pg_has_role(grantee.oid, c.relowner, 'USAGE')
+ OR c.grantable
+ THEN 'YES' ELSE 'NO' END AS yes_or_no) AS is_grantable
+
+ FROM (
+ SELECT oid, relname, relnamespace, relkind, relowner, (aclexplode(coalesce(relacl, acldefault('r', relowner)))).* FROM pg_class
+ ) AS c (oid, relname, relnamespace, relkind, relowner, grantor, grantee, prtype, grantable),
+ pg_namespace n,
+ pg_authid u_grantor,
+ (
+ SELECT oid, rolname FROM pg_authid
+ UNION ALL
+ SELECT 0::oid, 'PUBLIC'
+ ) AS grantee (oid, rolname)
+
+ WHERE c.relnamespace = n.oid
+ AND c.relkind = 'S'
+ AND c.grantee = grantee.oid
+ AND c.grantor = u_grantor.oid
+ AND c.prtype IN ('USAGE')
+ AND (pg_has_role(u_grantor.oid, 'USAGE')
+ OR pg_has_role(grantee.oid, 'USAGE')
OR grantee.rolname = 'PUBLIC');
GRANT SELECT ON usage_privileges TO PUBLIC;