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JCL & VSAM :: RE: JCL to delete component in a package

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Author: sundaram.naveen
Posted: Wed Nov 30, 2016 8:56 am (GMT 5.5)

steve-myers wrote:
  • JCL cannot manipulate data in any way. In other words, "JCL" cannot perform this task. Only programs that operate in an environment specified by JCL can perform this task.
  • Programs like the Changeman product you mentioned use standard programs like an Assembler, compilers and the Binder to affect the binary form of package. In some simple cases a Changeman will use selected low level APIs such as the STOW function to delete a member of a PDS.
  • If you direct Changeman to remove a component from a package, it most likely will use the Binder to remove the component from load modules and the STOW function to delete entire members.
  • Certainly you can simulate this using ordinary programs outside of Changeman. though you must understand how Changeman inserts the component into the package.
  • You should be aware that Changeman will reinsert the component the next time it rebuilds the package. So you should be doing this through Changeman.


Hi steve-myers,

Thanks for the info. Like you have mentioned over here as the changeman can be directed to perform the action like delete a member from a package, is there some other way we can do that eg. can we call a changeman function via REXX ?


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