DBA_SNAPSHOT_LOGS

Columns
   ___________________________
 
   MASTER
      Name of the master table which  changes are logged
   LOG_OWNER
      Owner of the snapshot log
   LOG_TRIGGER
      An after-row trigger on the master which inserts rows into the log
   SNAPSHOT_ID
      Unique identifier of the snapshot
   CURRENT_SNAPSHOTS
      One date per snapshot -- the date the snapshot of the master last refreshed
   FILTER_COLUMNS
      If YES, the snapshot log records filter column information
   PRIMARY_KEY
      If YES, the snapshot log records primary key information
   ROWIDS
      If YES, the snapshot log records rowid information
   LOG_TABLE
      Log table; with rowids and timestamps of rows which changed in the master

Related Commands: