What is the difference between iter and do? We know both are used to execute set of statements repeatedly, but what is the main difference?
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Can fields be concatenated INa logical file level?
What is FCFO, FIFO, LIFO in Database environment ?
What is the use purpose of CRTCMD?
In Which Specs Arrays, Tables & Constants Are Defined?
What are the different ways to input data into data area?
What is LEVEL CHECK?
What is program status data structure(psds) in as400?
(1)In Cl Program,Are PGM and ENDPGM mandatery Keywords or not .If yes, please tell me why these keywords is necessary. (2)If we will not define these two keywords (PGMand ENDPGM) then any error will be come or not.
Can level check error occur if we do chgpf?
What is the purpose of OPNQRYF (Open Query File)?
how do handle file exception/error?
how can see logical file based on which physical file and vice versa