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Oracle 11G OCP 1Z0-053 641

原创 Oracle 作者:LuiseDalian 时间:2014-11-14 08:05:36 0 删除 编辑
(641)Which three functions are performed by the SQL Tuning Advisor?(Choose three.)

A. Building the SQL profile

B. Recommending optimization of materialized views

C. Checking query objects for missing and stale statistics

D. Recommending bitmap,function-based,and B-tree indexes

E. Recommending restructuring SQL queries that are using bad plans

答案:(A、C、E)

解析:

《Concepts concepts》 18

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