FILE#
|
NUMBER
|
File identification number
|
CREATION_CHANGE#
|
NUMBER
|
Change number at which the datafile was created
|
CREATION_TIME
|
DATE
|
Timestamp of the datafile creation
|
TS#
|
NUMBER
|
Tablespace number
|
RFILE#
|
NUMBER
|
Tablespace relative datafile number
|
STATUS
|
VARCHAR2(7)
|
Type of file (system or user) and its status. Values: OFFLINE , ONLINE , SYSTEM , RECOVER , SYSOFF (an offline file from the SYSTEM tablespace)
|
ENABLED
|
VARCHAR2(10)
|
Describes how accessible the file is from SQL:
DISABLED - no SQL access allowed
READ ONLY - no SQL updates allowed
READ WRITE - full access allowed
UNKNOWN - should not occur unless the control file is corrupted
|
CHECKPOINT_CHANGE#
|
NUMBER
|
SCN at last checkpoint
|
CHECKPOINT_TIME
|
DATE
|
Time stamp of the checkpoint#
|
UNRECOVERABLE_CHANGE#
|
NUMBER
|
Last unrecoverable change# made to this datafile. This column is always updated when an unrecoverable operation completes.
|
UNRECOVERABLE_TIME
|
DATE
|
Time stamp of the last unrecoverable change
|
LAST_CHANGE#
|
NUMBER
|
Last change# made to this datafile. Set to NULL if the datafile is being changed.
|
LAST_TIME
|
DATE
|
Timestamp of the last change
|
OFFLINE_CHANGE#
|
NUMBER
|
Offline change# of the last offline range. This column is updated only when the datafile is brought online.
|
ONLINE_CHANGE#
|
NUMBER
|
Online change# of the last offline range
|
ONLINE_TIME
|
DATE
|
Online timestamp of the last offline range
|
BYTES
|
NUMBER
|
Current size in bytes; 0 if inaccessible
|
BLOCKS
|
NUMBER
|
Current datafile size in blocks; 0 if inaccessible
|
CREATE_BYTES
|
NUMBER
|
Size when created, in bytes
|
BLOCK_SIZE
|
NUMBER
|
Block size of the datafile
|
NAME
|
VARCHAR2(513)
|
Datafile name
|
PLUGGED_IN
|
NUMBER
|
Describes whether the tablespace is plugged in. The value is 1 if the tablespace is plugged in and has not been made read-write, 0 if not.
|
BLOCK1_OFFSET
|
NUMBER
|
The offset from the beginning of the file to where the Oracle generic information begins. The exact length of the file can be computed as follows: BYTES+BLOCK1_OFFSET .
|
AUX_NAME
|
VARCHAR2(513)
|
The auxiliary name that has been set for this file via CONFIGURE AUXNAME
|