【单选题】
You updated the resource plan directive for the resource consumer group， DSS_USERS. The resource plan directive is assigned to the DSS_PLAN by using the following statement：  <br /> SQL>EXEC DBMS_RESOURCE_MANAGER.UPDATE_PLAN_DIRECTIVE  （PLAN => ’DSS_PLAN’，  <br /> GROUP_OR_SUBPLAN => ’DSS_USERS’，  <br /> NEW_CPU_P1 => 80，  <br /> NEW_SWITCH_GROUP => ’CANCEL_SQL’，  <br /> NEW_SWITCH_ESTIMATE => TRUE，  <br /> NEW_SWITCH_TIME => 600）；<br /> A user connects to the database and starts an operation. What is the outcome if Oracle estimates that the execution time for this operation w
A、 The session is killed before starting the operation.
B、 The session generates an error before starting the operation.
C、 The session switches to the CANCEL_SQL resource consumer group before starting the operation.
D、 The session hangs before starting the operation.
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