SQL> desc dba_capture
Name                                      Null?    Type
----------------------------------------- -------- ----------------------------
CAPTURE_NAME                              NOT NULL VARCHAR2(30)
QUEUE_NAME                                NOT NULL VARCHAR2(30)
QUEUE_OWNER                               NOT NULL VARCHAR2(30)
RULE_SET_NAME                                      VARCHAR2(30)
RULE_SET_OWNER                                     VARCHAR2(30)
CAPTURE_USER                                       VARCHAR2(30)
START_SCN                                          NUMBER
STATUS                                             VARCHAR2(8)
CAPTURED_SCN                                       NUMBER
APPLIED_SCN                                        NUMBER
USE_DATABASE_LINK                                  VARCHAR2(3)
FIRST_SCN                                          NUMBER
SOURCE_DATABASE                                    VARCHAR2(128)
SOURCE_DBID                                        NUMBER
SOURCE_RESETLOGS_SCN                               NUMBER
SOURCE_RESETLOGS_TIME                              NUMBER
LOGMINER_ID                                        NUMBER
NEGATIVE_RULE_SET_NAME                             VARCHAR2(30)
NEGATIVE_RULE_SET_OWNER                            VARCHAR2(30)
MAX_CHECKPOINT_SCN                                 NUMBER
REQUIRED_CHECKPOINT_SCN                            NUMBER
LOGFILE_ASSIGNMENT                                 VARCHAR2(8)
STATUS_CHANGE_TIME                                 DATE
ERROR_NUMBER                                       NUMBER
ERROR_MESSAGE                                      VARCHAR2(4000)
VERSION                                            VARCHAR2(64)
CAPTURE_TYPE                                       VARCHAR2(10)
LAST_ENQUEUED_SCN                                  NUMBER
CHECKPOINT_RETENTION_TIME                          NUMBER