What's New in DataMiner-Dash 8.5.3 for z/OS

January 19, 2026

Designed for Improved Performance, Scalability, and Insight

DataMiner-Dash for z/OS version 8.5.3 builds on recent performance-focused releases with a set of enhancements designed to improve script flexibility, processing efficiency, and integration with enterprise data environments.

This release includes targeted improvements that simplify complex scripting scenarios and support larger, more diverse workloads:

  • ⚙️ Optimized table handling, with further improvements to table-search logic and enhanced TABLE support, including pre-loading tables before each task and support for sorting data into tables
  • 🧾 Expanded script and syntax flexibility, including field qualification using fieldname(filename) syntax, more comprehensive statement continuation support, relaxed placement rules for FILE EXIT USING fields, and support for percent signs ( % ) in field, procedure, and GOTO names
  • 📂 Enhanced file and dataset processing, including support for additional dataset types (such as IAM and 2BDB2), expanded concurrent file processing options, and improved handling of DD statement parameters (including FREE=CLOSE )
  • 🔌 Stronger external and database integration, with updates supporting external AMODE 24 program calls, enhanced DB2 access (including SQL INCLUDE support), and more robust IMS/DLI database statement handling


In addition to these focused improvements, version 8.5.3 also introduces refinements across reporting, validation, macro handling, diagnostics, and message clarity—further improving usability while maintaining compatibility with existing scripts.


Together, these enhancements provide customers with greater control, scalability, and adaptability when working with DataMiner-Dash in evolving z/OS environments.


DataMiner-Dash 8.5.3 continues CSI’s commitment to delivering practical, performance-conscious enhancements driven by real-world customer needs.

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