Standardize pg_authid oid_symbol values.

Commit c9c41c7a33 used two different
naming patterns.  Standardize on the majority pattern, which was the
only pattern in the last reviewed version of that commit.

src/backend/catalog/aclchk.c

@@ -3931,7 +3931,7 @@ pg_class_aclmask_ext(Oid table_oid, Oid roleid, AclMode mask,
 	 * pg_read_all_data role, which allows read access to all relations.
 	 */
 	if (mask & ACL_SELECT && !(result & ACL_SELECT) &&
-		has_privs_of_role(roleid, ROLE_READ_ALL_DATA))
+		has_privs_of_role(roleid, ROLE_PG_READ_ALL_DATA))
 		result |= ACL_SELECT;
 
 	/*
@@ -3943,7 +3943,7 @@ pg_class_aclmask_ext(Oid table_oid, Oid roleid, AclMode mask,
 	 */
 	if (mask & (ACL_INSERT | ACL_UPDATE | ACL_DELETE) &&
 	   !(result & (ACL_INSERT | ACL_UPDATE | ACL_DELETE)) &&
-		has_privs_of_role(roleid, ROLE_WRITE_ALL_DATA))
+		has_privs_of_role(roleid, ROLE_PG_WRITE_ALL_DATA))
 		result |= (mask & (ACL_INSERT | ACL_UPDATE | ACL_DELETE));
 
 	return result;
@@ -4279,8 +4279,8 @@ pg_namespace_aclmask(Oid nsp_oid, Oid roleid,
 	 * access to all schemas.
 	 */
 	if (mask & ACL_USAGE && !(result & ACL_USAGE) &&
-		(has_privs_of_role(roleid, ROLE_READ_ALL_DATA) ||
-		has_privs_of_role(roleid, ROLE_WRITE_ALL_DATA)))
+		(has_privs_of_role(roleid, ROLE_PG_READ_ALL_DATA) ||
+		 has_privs_of_role(roleid, ROLE_PG_WRITE_ALL_DATA)))
 		result |= ACL_USAGE;
 	return result;
 }

src/backend/commands/user.c

@@ -1501,10 +1501,10 @@ AddRoleMems(const char *rolename, Oid roleid,
 	 * situation-dependent member.  There's no technical need for this
 	 * restriction.  (One could lift it and take the further step of making
 	 * pg_database_ownercheck() equivalent to has_privs_of_role(roleid,
-	 * ROLE_DATABASE_OWNER), in which case explicit,
-	 * situation-independent members could act as the owner of any database.)
+	 * ROLE_PG_DATABASE_OWNER), in which case explicit, situation-independent
+	 * members could act as the owner of any database.)
 	 */
-	if (roleid == ROLE_DATABASE_OWNER)
+	if (roleid == ROLE_PG_DATABASE_OWNER)
 		ereport(ERROR,
 				errmsg("role \"%s\" cannot have explicit members", rolename));
 
@@ -1555,7 +1555,7 @@ AddRoleMems(const char *rolename, Oid roleid,
 		 * shared object.  (The effect of such ownership is that any owner of
 		 * another database can act as the owner of affected shared objects.)
 		 */
-		if (memberid == ROLE_DATABASE_OWNER)
+		if (memberid == ROLE_PG_DATABASE_OWNER)
 			ereport(ERROR,
 					errmsg("role \"%s\" cannot be a member of any role",
 						   get_rolespec_name(memberRole)));

src/backend/utils/adt/acl.c

@@ -4741,8 +4741,8 @@ roles_is_member_of(Oid roleid, enum RoleRecurseType type,
 
 	/*
 	 * Role expansion happens in a non-database backend when guc.c checks
-	 * ROLE_READ_ALL_SETTINGS for a physical walsender SHOW command.
-	 * In that case, no role gets pg_database_owner.
+	 * ROLE_PG_READ_ALL_SETTINGS for a physical walsender SHOW command.  In
+	 * that case, no role gets pg_database_owner.
 	 */
 	if (!OidIsValid(MyDatabaseId))
 		dba = InvalidOid;
@@ -4808,7 +4808,7 @@ roles_is_member_of(Oid roleid, enum RoleRecurseType type,
 		/* implement pg_database_owner implicit membership */
 		if (memberid == dba && OidIsValid(dba))
 			roles_list = list_append_unique_oid(roles_list,
-												ROLE_DATABASE_OWNER);
+												ROLE_PG_DATABASE_OWNER);
 	}
 
 	/*

src/include/catalog/pg_authid.dat

@@ -24,17 +24,17 @@
   rolcreaterole => 't', rolcreatedb => 't', rolcanlogin => 't',
   rolreplication => 't', rolbypassrls => 't', rolconnlimit => '-1',
   rolpassword => '_null_', rolvaliduntil => '_null_' },
-{ oid => '8778', oid_symbol => 'ROLE_DATABASE_OWNER',
+{ oid => '8778', oid_symbol => 'ROLE_PG_DATABASE_OWNER',
   rolname => 'pg_database_owner', rolsuper => 'f', rolinherit => 't',
   rolcreaterole => 'f', rolcreatedb => 'f', rolcanlogin => 'f',
   rolreplication => 'f', rolbypassrls => 'f', rolconnlimit => '-1',
   rolpassword => '_null_', rolvaliduntil => '_null_' },
-{ oid => '9274', oid_symbol => 'ROLE_READ_ALL_DATA',
+{ oid => '9274', oid_symbol => 'ROLE_PG_READ_ALL_DATA',
   rolname => 'pg_read_all_data', rolsuper => 'f', rolinherit => 't',
   rolcreaterole => 'f', rolcreatedb => 'f', rolcanlogin => 'f',
   rolreplication => 'f', rolbypassrls => 'f', rolconnlimit => '-1',
   rolpassword => '_null_', rolvaliduntil => '_null_' },
-{ oid => '9275', oid_symbol => 'ROLE_WRITE_ALL_DATA',
+{ oid => '9275', oid_symbol => 'ROLE_PG_WRITE_ALL_DATA',
   rolname => 'pg_write_all_data', rolsuper => 'f', rolinherit => 't',
   rolcreaterole => 'f', rolcreatedb => 'f', rolcanlogin => 'f',
   rolreplication => 'f', rolbypassrls => 'f', rolconnlimit => '-1',