This documentation provides information on Natural in a DL/I environment. It describes the installation and operation of Natural for DL/I, as well as special considerations on Natural statements when used with DL/I.
This documentation covers:
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General Information | Brief information on features. |
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Natural Parameter Modifications for DL/I | Explains parameters contained in NDLPARM, storage estimates, and Natural for DL/I in z/OS environments. |
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Installing Natural for DL/I | How to install Natural for DL/I. |
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Operation | Describes procedures NATPSB, NATDBD, NATUDF, and the generation of DDMs from DL/I segment types. |
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System File Structure | Describes the database structure, the segment data and the processing intent of an application. |
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Natural Batch Utilities | Describes the system file transfer of NDBs, NSBs and UDFs from one FDIC and the use of the batch utility NDUDFGEN to generate Natural data areas. |
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Execution | Describes PSB scheduling, the CALLNAT interface, support of IMS-specific features, fast path and GSAM, and CICS mode processing under IMS TM. |
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Programming Language Consideratons |
Natural versus Third Generation Languages, |
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Problem Determination Guide | Actions required to correct a given problem. |
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Performance Considerations | How to increase the performance of Natural in a DL/I environment. |
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DL/I Services | Terminology and maintenance of NDBs and NSBs. |
For a list of DL/I status codes and abend codes (under CICS only), refer to Status Codes and Abend Codes (in the Natural Messages and Codes documentation).
See also Accessing Data in a Database for various aspects of accessing data in a database with Natural.
