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Answer Posted / sri k
Even ESDS can have alternative key without having primary
key. This ESDS index can be accesses only in CICS (but not
in batch) by having RBA option in EXEC CICS READ command
| Is This Answer Correct ? | 2 Yes | 0 No |
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Yes. Because the alternate key would first locate the primary key, which in turn locates the actual record. Needs twice the number of I/Os.
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