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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 optimization component to evaluate
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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 optimization component to evaluate different access plans.

1. True
2. False

User Djkato
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4 votes
I think it’s true but I could be wrong
User Dprado
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