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Q: How to use temporary storage?
Answer:
TS queue stores data across tasks. EXEC CICS WRITEQ TS QUEUE(name) FROM(data). READQ retrieves. DELETEQ removes. ITEM number for multiple items. MAIN/AUXILIARY for storage type. Named by string.
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Q: How to WRITEQ with REWRITE?
Answer:
WRITEQ TS with REWRITE updates existing item. EXEC CICS WRITEQ TS QUEUE(name) FROM(data) REWRITE ITEM(n). Without REWRITE, adds new item. ITEM must exist for REWRITE.
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Q: What is transient data?
Answer:
TD queues for sequential I/O. EXEC CICS WRITEQ TD QUEUE(name) FROM(data). Intrapartition for CICS internal. Extrapartition for external datasets. Defined in DCT. Automatic trigger level option.