单项选择题
Your database supports an online transaction processing (OLTP) application.
The application is undergoing some major schema changes, such as addition of new indexes and materialized views.
You want to check the impact of these changes on workload performance.
What should you use to achieve this?（）
A. Database replay
B. SQL Tuning Advisor
C. SQL Access Advisor
D. SQL Performance Analyzer
E. Automatic Workload Repository compare reports
相关考题
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单项选择题
You are about to plug a multi-terabyte non-CDB into an existing multitenant container database (CDB). The characteristics of the non-CDB are as follows: -Version: Oracle Database 11g Release 2 (11.2.0.2.0) 64-bit -Character set: AL32UTF8 -National character set: AL16UTF16 -O/S: Oracle Linux 6 64-bit The characteristics of the CDB are as follows: -Version: Oracle Database 12c Release 1 64-bit -Character Set: AL32UTF8 -National character set: AL16UTF16 -O/S: Oracle Linux 6 64-bit Which technique should you use to minimize down time while plugging this non-CDB into the CDB?（）
A. Transportable database
B. Transportable tablespace
C. Data Pump full export/import
D. The DBMS_PDB package
E. RMAN -
多项选择题
You are planning the creation of a new multitenant container database (CDB) and want to store the ROOT and SEED container data files in separate directories. You plan to create the database using SQL statements. Which three techniques can you use to achieve this?（）
A. Use Oracle Managed Files (OMF).
B. Specify the SEED FILE_NAME_CONVERT clause.
C. Specify the PDB_FILE_NAME_CONVERT initialization parameter.
D. Specify the DB_FILE_NAMECONVERT initialization parameter.
E. Specify all files in the CREATE DATABASE statement without using Oracle managed Files (OMF). -
单项选择题
You conned using SQL Plus to the root container of a multitenant container database (CDB) with SYSDBA privilege. The CDB has several pluggable databases (PDBs) open in the read/write mode. There are ongoing transactions in both the CDB and PDBs. What happens alter issuing the SHUTDOWN TRANSACTIONAL statement?（）
A. The shutdown proceeds immediately. The shutdown proceeds as soon as all transactions in the PDBs are either committed or rolledhack.
B. The shutdown proceeds as soon as all transactions in the CDB are either committed or rolled back.
C. The shutdown proceeds as soon as all transactions in both the CDB and PDBs are either committed or rolled back.
D. The statement results in an error because there are open PDBs.
