Changeman is a comprehensive system designed by Serena software, which is used to develop and install various types of source code, and source code changes into the MVS system.
It is a system that manages and automates the process of migrating software changes, or applications, from a development environment to any test environment and to the production environment.
Changeman provides security for the code
Changeman insures a backup of the current source code and can create backups of multiple generations
Unique package concept guarantees the coordination of your change
Controls version discrepancy and out-of-synch component relationships
Maintains listings on-line for immediate access
Manage your libraries (Librarian, Panvalet, or PDS, PDS/e)
Full suite of on-line and batch query and reporting capabilities
Maintain historical information in a single repository
Allow a developer to capture a copy of the current production code
Permit a developer to edit the code
Provide a developer with different environments in which code can be tested
Allow a developer via the approval process to install the edited code into production
A changeman package can be called as a vehicle which carries all the changes made by the programmer from the development environment to production environment for installing it in the system.
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