ocp-488

QUESTION NO: 488
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 matically compressed.
B. The LOB values are cached bvalues are autoy 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.
Answer: D

对于上面的命令哪种说法是真实的？

D.所有在大对象列的两行或多行是相同的大对象数据共享相同数据块。