May 2023
Intermediate to advanced
416 pages
8h 17m
German
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Kapitel 19: COBOL und CICS
Auf Großrechnersystemen lassen sich mit COBOL nicht nur Programme für die Dunkelverarbeitung, auch Batchverarbeitung genannt, programmieren. Von besonderem Interesse sind auch Online-Anwendungen, mit denen eine Vielzahl an Benutzern gleichzeitig arbeiten kann. Auch wenn sie mit ihren 3270-Terminals nicht allzu modern aussehen, lassen sie sich oft recht schnell bedienen.
Dieses Kapitel gibt Ihnen einen Überblick über die Besonderheiten der Programmierung unter CICS (Customer Information Control System), um den Einstieg in die Wartung solcher Programme einfacher zu machen.
19.1 CICS-Kommandoformat
Generelles Format: EXEC CICS command [option[(arg)]] ...[option[(arg)]]...delimiter Formale Beschreibung des READ-Kommandos: ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.