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Which two statements are true regarding the SQL Repair Advisor？（） 
A: The SQL Repair Advisor can be invoked to tune the performance of the regressed SQL statements.
B: The SQL Repair Advisor can be invoked even when the incident is not active for a SQL statement crash.
C: The SQL Repair Advisor is invoked by the Health Monitor when it encounters the problematic SQL statement.
D: The DBA can invoke the SQL Repair Advisor when he or she receives an alert generated when a SQL statement crashes and an incident is created in the ADR.

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出自：Oracle认证

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