nice write up
and this might help a little if you are and Oracle person moving to PostgreSQL
https://wiki.postgresql.org/wiki/PostgreSQL_for_Oracle_DBAs#REDO_and_Archiving
nice write up
and this might help a little if you are and Oracle person moving to PostgreSQL
https://wiki.postgresql.org/wiki/PostgreSQL_for_Oracle_DBAs#REDO_and_Archiving