THREAD# | 
NUMBER | 
NOT NULL | 
Thread ID of the archive log. The THREAD number is 1 for a single instance. For Real Application Clusters, this column will contain different numbers. | 
RESETLOGS_CHANGE# | 
NUMBER | 
NOT NULL | 
Start SCN of the branch | 
RESETLOGS_ID | 
NUMBER | 
NOT NULL | 
Resetlogs identifier (a numerical form of the timestamp of the branch) | 
SEQUENCE# | 
NUMBER | 
NOT NULL | 
Sequence number of the archive log file | 
FIRST_CHANGE# | 
NUMBER | 
NOT NULL | 
System change number (SCN) of the current archive log | 
NEXT_CHANGE# | 
NUMBER | 
  | 
SCN of the next archive log | 
FIRST_TIME | 
DATE | 
  | 
Date of the current archive log | 
NEXT_TIME | 
DATE | 
  | 
Date of the next archive log | 
FILE_NAME | 
VARCHAR2(513) | 
  | 
Name of the archive log | 
TIMESTAMP | 
DATE | 
  | 
Time when the archive log was registered | 
DICT_BEGIN | 
VARCHAR2(3) | 
  | 
Indicates whether the beginning of the dictionary build is in this archive log (YES) or not (NO) | 
DICT_END | 
VARCHAR2(3) | 
  | 
Indicates whether the end of the dictionary build is in this archive log (YES) or not (NO) | 
APPLIED | 
VARCHAR2(8) | 
  | 
Indicates primarily whether a given foreign archived log has been applied fully by SQL Apply:
- 
YES - SQL Apply has fully applied the foreign archived log and no longer needs it 
 
- 
CURRENT - SQL Apply is currently applying changes contained in the foreign archived log 
 
- 
NO - SQL Apply has not started applying any changes contained in the foreign archived log 
 
- 
FETCHING - SQL Apply encountered a corruption while reading redo records from this foreign archived log, and is currently using the automatic gap resolution to refetch a new copy of the log from the primary database 
 
- 
CORRUPT - SQL Apply encountered a corruption while reading redo records from this foreign archived log, and refetching a new copy of the archived log did not resolve the problem. SQL Apply will not refetch a new copy of this archived log automatically, and will require user intervention to manually register a new copy of the foreign archived log. 
 
 
 | 
BLOCKS | 
NUMBER | 
  | 
Number of blocks in the log | 
BLOCK_SIZE | 
NUMBER | 
  | 
Size of each block in the log |