What are the best practices for handling data set de-allocation in JCL for efficiency and resource management?
- De-allocate datasets manually after job completion.
- Use DISP=(MOD,DELETE) to modify and de-allocate datasets efficiently.
- Use DISP=MOD to modify the dataset, then use DELETE to de-allocate it.
- Use DISP=OLD to keep the dataset open until the job completes.
Best practices include using DISP=(MOD,DELETE) to efficiently modify and de-allocate datasets in a single step.
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