GV$LOGMNR_DICTIONARY_LOAD definition in Oracle Database 11.2
GV$LOGMNR_DICTIONARY_LOAD

select
  inst_id,                                 -- INST_ID NUMBER
  session_id,                              -- SESSION_ID NUMBER
  logmnr_uid,                              -- LOGMNR_UID NUMBER
  action#,                                 -- ACTION# NUMBER
  opcode,                                  -- OPCODE NUMBER
  command,                                 -- COMMAND VARCHAR2(161)
  current_state,                           -- CURRENT_STATE VARCHAR2(32)
  completed_actions,                       -- COMPLETED_ACTIONS NUMBER
  total_actions,                           -- TOTAL_ACTIONS NUMBER
  loaded,                                  -- LOADED VARCHAR2(7)
  percent_done                             -- PERCENT_DONE NUMBER
from
  x$logmnr_dictionary_load
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