The environment dictates the syntax rules. For instance, if it appears in a Windows command prompt, try typing echo %Bdco% to see if it’s an environment variable. If in a Linux shell, echo $Bdco would reveal a variable.
To prevent system strings from cluttering public spaces or creating security vulnerabilities, data architects rely on strict indexing and security protocols: Bdco Xxxx -691- - Goto -POPULAR- Sec - FILE - S...
//BDOCO EXEC PGM=XXXX //DD1 DD DSN=POPULAR.FILE(SEC=691),DISP=SHR The environment dictates the syntax rules
