Globals Global variables can be shared among all modules of a program. Understanding global blocks Global symbols can be defined with the GLOBALS instruction GLOBALS The GLOBALS / END GLOBALS block and the GLOBALS instruction. Rules for globals usage Follow the rules described in this topic in order to use globals properly. Database schema in globals Globals files can define the database schema to be used by the compiler to resolve DEFINE ... LIKE statements. Content of a globals file A globals file contains a GLOBALS ... END GLOBALS block. Examples Globals usage examples.