There are several Oracle log files: Warning log, trace log, audit log, redo log, archive log
Warning LOG: That is, alert logs, which corresponds to the background_dump_dest of the system initialization parameter file.
Trace log: Generally put seesion tracking information, corresponding system initialization parameter file parameters User_dump_dest
The corresponding is its position.
Audit log: Audit information, corresponding system initialization parameter file parameters Audit_file_dest
The corresponding is its position.
Redo LOG: Store change information for the database, select member from V$logfile;member to represent its location
Archive log: A historical backup of the redo log, select * from V$parameter where name like ' log_archive_dest% '; Its value is the position
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