exclude tables in sys schema

Author: bigplaice

src/bin/pg_upgrade/info.c

@@ -493,12 +493,11 @@ get_rel_infos(ClusterInfo *cluster, DbInfo *dbinfo)
 			 "         ON c.relnamespace = n.oid "
 			 "  WHERE relkind IN (" CppAsString2(RELKIND_RELATION) ", "
 			 CppAsString2(RELKIND_MATVIEW) ") AND "
-	/* exclude possible orphaned temp tables and sys tables */
+	/* exclude possible orphaned temp tables */
 			 "    ((n.nspname !~ '^pg_temp_' AND "
 			 "      n.nspname !~ '^pg_toast_temp_' AND "
-			 "      n.nspname !~ '^sys' AND "
 			 "      n.nspname NOT IN ('pg_catalog', 'information_schema', "
-			 "                        'binary_upgrade', 'pg_toast') AND "
+			 "                        'binary_upgrade', 'pg_toast', 'sys') AND "
 			 "      c.oid >= %u::pg_catalog.oid) OR "
 			 "     (n.nspname = 'pg_catalog' AND "
 			 "      relname IN ('pg_largeobject') ))), ",