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What is rule base and cost base optimizer?
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Answer / chandra shekher
Rule based optimiser will optimise the query based on the
rules.
Cost based optimiser will optimise the query based on the
statistics available for the table.
| Is This Answer Correct ? | 4 Yes | 1 No |
Answer / chandra bhusan prasad
one is supported in 8i and another in 9i/10g
cost base optimizer display the cost attributes of query
and it is easier.
| Is This Answer Correct ? | 1 Yes | 3 No |
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