https://www.oracle-dba-online.com/sql/oracle_table_partition.htm
-
-
Déterminer la taille d'un LOB
https://nguyentichthanh.wordpress.com/how-to-determine-the-actual-size-of-the-lob-segments-and-how-to-free-the-deletedunused-space-abovebelow-the-hwm-doc-id-386341-1/