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You have executed this command to change the size of the database buffer cache: SQL> ALTER SYSTEM SET DB_CACHE_SIZE=2516582; System altered.  To verify the change in size, you executed this command: SQL> SHOW PARAMETER DB_CACHE_SIZE NAME TYPE VALUE  ------------------- ----------- ------------------  db_cache_size big integer 4194304  (4M)  Why is the value set to 4194304 and not to 2516582()

发布日期:2020-04-10

You have executed this command to change the size ...
A

because 4194304 is the granule size

B

because 4194304 is the standard block size

C

because 4194304 is the largest nonstandard block size defined in the database

D

because 4194304 is the total size of data already available in the database buffer cache

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