考试
2021-02-25 12:21:56

(单选题)While tuning a SQL statem

题目描述

AIt updates the existing SQL profiles with current statistics

BIt makes the statistics information available to GATHER_STATS_JOB

CIt initiates the statistics collection process by running GATHER_STATS_JOB

DIt logs a warning message in the alert log so that the DBA can perform statistics collection manually

答案解析

[db:答案解析]

B

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