Mainframe, MVS and zOS Discussion

Yes, it's possible! You can use JCICS if your Java program is interacting with a CICS region that accesses the VSAM files. Alternatively, for direct access, consider using JDBC with a middleware or APIs like IBM's JZOS or MQ for integration. It depends on your architecture and connectivity setup.

Temporary datasets vanish with the abend, so restarting from step 2 isn't an option. Always a good reminder to use permanent datasets for critical steps if restartability matters.

Nothing beats that moment when a technical hiccup gets resolved, especially in CICS. Props to Anuj for the detailed steps, classic example of knowledge sharing saving the day!

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You can use INSPECT to locate the position of numeric values or specific patterns in the string. Once found, REFERENCE MODIFICATION can extract the contact number. For more complex data, combining UNSTRING and EVALUATE conditions could help navigate through the input logically.

Yes, it’s possible! You can use a similar approach to what Zum mentioned. Move the zoned decimal value to a formatted field, then into a packed decimal field for calculations. Just ensure the format matches exactly when moving back and forth to avoid data truncation or errors.

You can use IDCAMS with the REPRO command or a batch job using IEBGENER to copy all GDG versions. Just ensure you specify or manage the base catalog definitions properly.