What did TestMizer do?
TestMizer created shadow copies of VSAM files, enabling testing without impacting production data. It was a tool designed to facilitate safe and isolated testing environments for z/OS systems.
Was TestMizer a system, application, or tool?
TestMizer was a toolset, providing utilities and functions to manage and create VSAM file copies. It was not a complete system or application but rather a collection of tools focused on a specific task.
What types of organizations used TestMizer?
Organizations that relied heavily on VSAM data storage on z/OS and required frequent testing of applications using that data would have found TestMizer useful. These were typically larger enterprises in industries like banking, insurance, and government.
When should a company have considered TestMizer?
Companies should have considered TestMizer when they needed to perform frequent testing against VSAM data but could not risk impacting production systems. This was especially relevant when testing involved data modifications or potentially unstable code.
What were the alternatives to TestMizer?
Alternatives to TestMizer included other VSAM copy utilities, logical replication tools, or manual VSAM copy processes. Products like BMC AMI Data Management solutions, IBM Db2 Cloning Tool, or CA File Master Plus offered similar capabilities.