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SQL Performance and IMS Database Fundamentals
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Which one of the following function cannot be used with IMS database CALLs?
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A
CHNG
💡 Explanation:
The CHNG (Change) call is a Data Communication (IMS TM) call used to modify the destination of an alternate response PCB. It cannot be used with database PCBs. Conversely, GHU (Get Hold Unique), ISRT (Insert), and the database delete call (DLET) are valid database operations.