The list of DLI functions, absolutely need for IMS DB projects

The below is the complete list of DL/I functions being used in almost all IMS DB projects. The usage of DL/I functions are to interact with IMS DB database and its segments.

DLI Functions..

  • GU, GN, and GNP GHU, GHN, and GHNP – Retrieving segments from database for updating
  • DLET – Deleting segments from a database
  • REPL – Replacing segments in a database
  • ISRT – Adding segments to a database
  • ISRT – Initially loading a database
  • PCB – Scheduling a PSB
  • TERM – Terminating a PSB
  • CHKP (basic) – Issuing a basic checkpoint
  • CHKP (extended) – Issuing a symbolic checkpoint
  • XRST – Issuing an extended restart

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Author: Srini

Experienced software developer. Skills in Development, Coding, Testing and Debugging. Good Data analytic skills (Data Warehousing and BI). Also skills in Mainframe.