多項選擇題

You want to enable resumable space allocation at the instance level.Which two actions would enable resumable space allocation at the instance level?（）

A. issuing the ALTER SYSTEM ENABLE RESUMABLE; statement
B. issuing the ALTER SESSION ENABLE RESUMABLE; statement
C. modifying the RESUMABLE_TIMEOUT initialization parameter to a nonzero value
D. issuing the ALTER SYSTEM SET RESUMABLE_TIMEOUT=<nonzero value>; statement

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多項選擇題

You want to analyze a SQL Tuning Set (STS) using SQL Performance Analyzer in a test database. Which two statements are true regarding the activities performed during the test execution of SQLs in a SQL Tuning Set?（）

A.Every SQL statement in the STS is considered only once for execution
B.The SQL statements in the STS are executed concurrently to produce the execution plan and execution statistics
C.The execution plan and execution statistics are computed for each SQL statement in the STS
D.The effects of DDL and DML are considered to produce the execution plan and execution statistics

多項選擇題

Which statements are true regarding the Query Result Cache? （）

A. It can be set at the system, session, or table level.
B. It is used only across statements in the same session.
C. It can store the results from normal as well as flashback queries.
D. It can store the results of queries based on normal, temporary, and dictionary tables.

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You want to enable resumable space allocation at the instance level.Which two actions would enable resumable space allocation at the instance level?（）

你可能感興趣的試題

You want to analyze a SQL Tuning Set (STS) using SQL Performance Analyzer in a test database. Which two statements are true regarding the activities performed during the test execution of SQLs in a SQL Tuning Set?（）

Which statements are true regarding the Query Result Cache? （）