Oracle
1Z0-054 · Question #109
1Z0-054 Question #109: Real Exam Question with Answer & Explanation
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Question
You observed in your database that the queries formerly executed in 5 seconds now take longer time. View the Exhibit and analyze the output of the query that you executed to find the problem. Which is the primary concern?
Options
- Athe number of disk sorts
- Bthe number of full table scans
- Cthe number of chained and migrated rows
- Dthe number of rows fetched based on rowid
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