单选题During regular database operation, which background process will take smaller blocks of free space in a dictionary-managed tablespace and move things around to make bigger pieces of free space?（）ADBW0 BLGWR CARCH DSMON EPMON
单选题
During regular database operation, which background process will take smaller blocks of free space in a dictionary-managed tablespace and move things around to make bigger pieces of free space?（）
A
DBW0
B
LGWR
C
ARCH
D
SMON
E
PMON
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解析：
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