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Q: What is IMBED option?
Answer:
IMBED places sequence set (lowest index level) in data CA. Reduces I/O for index access. Uses more data space. Obsolete with modern systems - use defaults. May still see in old definitions.
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Q: How to improve KSDS performance?
Answer:
Appropriate CISIZE, FREESPACE. Adequate buffers (BUFND/BUFNI). Index in cache if possible. IMBED obsolete. Keep file organized (REORG). Monitor CA/CI splits. Sequential access for bulk.
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Q: What is IMBEDDED index?
Answer:
IMBEDDED places sequence set in data CA. Reduces I/O for index access. Obsolete - modern systems don't benefit. Use system defaults. May see in old definitions.