单选题 All of your database instances use SPFILES.
You executed this command in
One of them:
ALTER SYSTEM SET MEMORY_MAX_TARGET=1024M;
Which statement is true?

A、 The parameter is modified in memory and in the parameter file.
B、 The parameter is modified in memory only.
C、 The command returns an error.
D、 The parameter is modified in the parameter file only.
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NAME TYPE VALUE
------------------- ------------------ -------------------
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