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摘要: You run the SQL Tuning Advisor (STA) to tune a SQL statement that is part of a fixed SQL planbaseline. The STA generates a SQL profile for the SQL sta 阅读全文
posted @ 2017-11-17 13:19 巴啦啦大魔王 阅读(173) 评论(0) 推荐(0) 编辑
摘要: Which three statements about performance analysis by SQL Performance Analyzer are true?(Choose three.)A. It detects changes in SQL execution plans.B. 阅读全文
posted @ 2017-11-17 13:18 巴啦啦大魔王 阅读(116) 评论(0) 推荐(0) 编辑
摘要: When executing a SQL workload, you choose to generate execution plans only, without collecting execution statistics.Which two statements describe the 阅读全文
posted @ 2017-11-17 11:37 巴啦啦大魔王 阅读(162) 评论(0) 推荐(0) 编辑
摘要: Which of the following advisors is run in every maintenance window by the auto-task system?A.The Memory AdvisorB.The SQL Tuning AdvisorC.The Undo Advi 阅读全文
posted @ 2017-11-17 11:21 巴啦啦大魔王 阅读(138) 评论(0) 推荐(0) 编辑
摘要: Which of the following advisors within the Oracle advisory framework will analyze a single SQL statement and make recommendations for performance impr 阅读全文
posted @ 2017-11-17 11:13 巴啦啦大魔王 阅读(125) 评论(0) 推荐(0) 编辑
摘要: You have a very large table that your users access frequently. Which of the following advisors will recommend any indexes to improve the performance o 阅读全文
posted @ 2017-11-17 11:11 巴啦啦大魔王 阅读(105) 评论(0) 推荐(0) 编辑
摘要: Which tasks are run automatically as part of the Automated Maintenance Task by default? (Choose all that apply.)A. Segment AdvisorB. SQL Access Adviso 阅读全文
posted @ 2017-11-17 11:10 巴啦啦大魔王 阅读(134) 评论(0) 推荐(0) 编辑
摘要: What two statements are true regarding the recommendations received from the SQL Access Advisor?(Choose two.)A. It cannot generate recommendations tha 阅读全文
posted @ 2017-11-17 10:59 巴啦啦大魔王 阅读(139) 评论(0) 推荐(0) 编辑
摘要: What recommendations does the SQL Access Advisor provide for optimizing SQL queries? (Choose all that apply.)A. selection of SQL plan baselinesB. part 阅读全文
posted @ 2017-11-17 10:58 巴啦啦大魔王 阅读(122) 评论(0) 推荐(0) 编辑
摘要: Exhibit: View the Exhibit for some of the current parameter settings. A user logs in to the HR schema and issues the following commands:SQL> CREATE TA 阅读全文
posted @ 2017-11-17 10:23 巴啦啦大魔王 阅读(131) 评论(0) 推荐(0) 编辑
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