I am already using the Table Compression feature introduced in Oracle9i. What additional benefits do I get from Advanced Compression option?
With Table Compression feature of Oracle9i Database, one could only compress table data during bulk load operations. With Advanced Compression, new and modified data is also compressed. Further, Advanced Compression includes compression and deduplication of SecureFiles. This can provide significant savings for applications that were storing unstructured data as LOBs in previous versions. Improved compression for backups and compression of redo logs are the other capabilities available only with Advanced Compression option.