Well, Oracle Database 12c is not yet available but new features seems to be popping out in MOS. While troubleshooting Oracle Enterprise Manager Cloud Control 12c startup issues I came across Oracle Database 12c new feature called “Identity Columns”.
An Identity Columns is auto-incremented at the time of insertion just like in SQL Server. Going forward, I think you will not use Oracle Sequence anymore to generate unique values instead use Identity Columns.
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