1 SET 2.0! CURRENT 2.0.1! FUNCTION 2.1 PATH 2 CURRENT_PATH 3! = 4+ , 4.0 schema-name 4.0 SYSTEM PATH 4.0 SESSION_USER 4.0 USER 4.0 SYSTEM_USER 4.0.0! CURRENT 4.0.0.1! FUNCTION 4.0.1 PATH 4.0 CURRENT_PATH 4.0 variable 4.0 string-constant 4 *LIBL