ALL_CHANGE_SOURCES displays information about Change Data Capture change sources.
| Column | Datatype | NULL | Description | 
|---|---|---|---|
| SOURCE_NAME | VARCHAR2(30) | NOT NULL | Name of the change source | 
| DBID | NUMBER | Database identifier | |
| LOG_DIRECTORY | VARCHAR2(2000) | Log file directory location | |
| LOGFILE_PATTERN | VARCHAR2(30) | Wildcard pattern for log file names | |
| SOURCE_DESCRIPTION | VARCHAR2(255) | Description of the change source | |
| CREATED | DATE | NOT NULL | Creation date of the change source | 
| SOURCE_TYPE | VARCHAR2(18) | Capture mode of the change source: 
 | |
| SOURCE_DATABASE | VARCHAR2(128) | Global name of the source database | |
| FIRST_SCN | NUMBER | SCN of a LogMiner dictionary at which capture can begin | |
| PUBLISHER | VARCHAR2(30) | Publisher of the change source | |
| CAPTURE_NAME | VARCHAR2(30) | Name of the Streams capture process | |
| CAPTURE_QUEUE_NAME | VARCHAR2(30) | Name of the Streams capture queue name | |
| CAPTURE_QUEUE_TABLE_NAME | VARCHAR2(30) | Name of the Streams capture table | |
| SOURCE_ENABLED | VARCHAR2(1) | Indicates whether the change source is enabled ( Y) or not (N) |