This preface contains:
Changes in Oracle Database 12c Release 2 (12.2)
This section describes changes in Oracle Database Administrator's Reference for Linux and UNIX-Based Operating Systems for Oracle Database 12c Release 2 (12.2).
The following is a list of new features or enhancements provided with Oracle Database 12c Release 2 (12.2):
New Administrator Role
Oracle Database 12c Release 2 (12.2) provides support for separation of duty for Oracle Database by introducing the
SYSRACrole for Oracle Real Application Clusters (Oracle RAC) management.
SYSKM, enables you to enforce separation of duty and reduce reliance on the use of
SYSDBAon production systems. The
SYSRACrole is the default mode and is assigned only the priveleges required for connecting to the database by the clusterware agent on behalf of the Oracle RAC utilities such as
Assigning a separate role for administering Oracle RAC (
SYSRAC) improves the security of the Oracle database and reduces reliance on the
SYSDBArole to administer Oracle RAC.
SYSRACadds to the roles
SYSBACKUPin release 12.1 that can administer key management, Oracle Data Guard, and RMAN backup respectively. With these administrative roles, customers can implement separation of duty in their environment according to their business needs. For example, customers can create a named administrative account and grant only the administrative roles needed such as
SYSDGto manage both Oracle RAC and Oracle Data Guard configurations.
Oracle Database Administrator's Guide for more information about the
OSKMgroups, and the
Oracle Automatic Storage Management Administrator's Guide for more information about