Your COBOL program needs to process and merge two massive files containing stock market data, ensuring the merged data is in chronological order. What considerations should you keep in mind while implementing the MERGE operation?
- All of the above
- Allocate sufficient memory for sorting
- Ensure input files are sorted
- Use proper key fields for sorting
All of the above considerations are important while implementing the MERGE operation. Ensuring that input files are sorted, defining proper key fields, and allocating sufficient memory are crucial steps to ensure the merged data is in chronological order.
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