Oracle
1Z0-064 · Question #3
1Z0-064 Question #3: Real Exam Question with Answer & Explanation
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Question
In which three situations can dynamic statistics be used? (Choose three.)
Options
- Awhen the sampling time is a small fraction of the total time for a query
- Bwhen an execution plan is suboptimal because of complex predicates
- Cwhen extended statistics are not available for SQL statements that use complex predicates
- Dwhen a query is on a partitioned table with a global index
- Ewhen index statistics are missing on a column that is used in SQL statements with highly
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