Each operation in an access plan has a corresponding cost formula that estimates the physical record accesses and CPU operations, and these formulas are used by the query optimization component to evaluate

Each operation in an access plan has a corresponding cost formula that estimates the physical record accesses and CPU operations, and these formulas are used by the query optimization component to evaluate different access plans.

1. True
2. False

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Each operation in an access plan has a corresponding cost formula that estimates the physical record accesses and CPU operations, and these formulas are used by the query optimi…

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