1.Simplified and improved automatic memory management
2.New fault diagnosability infrastructure to prevent, detect, diagnose, and help resolve critical database errors
3.Invisible Indexes
4.Virtual columns
5.Enhanced security for password-based authentication by enabling use of mixed case in passwords.
6.Tablespace-level encryption
7.Ability to online redefine tables that have materialized view logs
any mistake is there or u wanna give any suggestion so please write to me ............
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