你可能感興趣的試題

Evaluate the following command：
SQL> CREATE TABLE design_data （id NUMBER， doc CLOB）
LOB（doc） STORE AS SECUREFILE（DEDUPLICATE）；
Which statement is true regarding the above command？（）

A. The LOB values are automatically compressed.
B. The LOB values are cached by default in the buffer cache.
C. The LOB values are automatically stored in encrypted mode.
D. All LOB data that is identical in two or more rows in a LOB column share the same data blocks.

單項選擇題

The Oracle Database 11g database is running in the ARCHIVELOG mode. The archived redo log files are stored on three locations. The Flash Recovery Area is one of the locations. The details are given below：
LOG_ARCHIVE_DEST_1 = ’LOCATION = /disk1/archive’ LOG_ARCHIVE_DEST_2 = ’SERVICE = stdb1’ DB_RECOVERY_FILE_DEST = ’/u01/oradata’
Examine the following RMAN command issued to set the deletion policy for archived log files：
RMAN> CONFIGURE ARCHIVELOG DELETION POLICY TO BACKED UP 2 TIMES TO sbt；
Which statement is true regarding what this command accomplishes？（）

A. All archived redo log files backed up at least twice to tape are deleted.
B. All archived redo log files backed up at least once to tape are eligible for deletion.
C. All archived redo log files backed up at least twice to tape are deleted from the flash recovery area.
D. All archived redo log files in local archiving destinations and the flash recovery area backed up at least twice to tape are eligible for deletion.

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You are maintaining the SALES database. You have added a new disk to a disk group. Automatic Storage Management performs the rebalancing activity. You want to speed up the rebalancing activity. Which parameter should you specify to control the speed of the rebalancing activity？（）

你可能感興趣的試題

Evaluate the following command： SQL> CREATE TABLE design_data （id NUMBER， doc CLOB） LOB（doc） STORE AS SECUREFILE（DEDUPLICATE）； Which statement is true regarding the above command？（）

You are maintaining the SALES database. You have added a new disk to a disk group. Automatic Storage Management performs the rebalancing activity. You want to speed up the rebalancing activity.
Which parameter should you specify to control the speed of the rebalancing activity？（）

Evaluate the following command：
SQL> CREATE TABLE design_data （id NUMBER， doc CLOB）
LOB（doc） STORE AS SECUREFILE（DEDUPLICATE）；
Which statement is true regarding the above command？（）