Go back to C2090-919 - Informix 11.70 System Administrator Exam

Question :-

Under which condition can table fragments NOT be eliminated during query processing?
Tables with non-overlapping fragments and an equality query predicate.
Tables with round-robin distribution scheme and a range query predicate.
Tables with non-overlapping fragments on a single column and a range query predicate.
Tables with overlapping or non-contiguous fragments on a single column and an equality query predicate.

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