When I was in Oracle class, I was taught that there were only
2 users, SYS and SYSTEM, after you create a database. I notice
after my co-worker creates a database in UNIX, it shows 5 users which are
My questions are:
1. Is it common?
2. What are the last 3 mean?
If you have metalink access, you could find detail explanation of those users,
The OUTLN user is created automatically during installation of Oracle8i. This user has DBA privileges.
Oracle8i adds the OUTLN user schema to support Plan Stability. The OUTLN user
acts as a place to centrally manage metadata associated with stored outlines....
DBSNMP ACCOUNT CREATED BY DEFAULT FROM V733 ONWARDS
This is normal operation. From 7.3.3 and higher, the DBSNMP database user will
be created automatically for the Intelligent Agent.
TRACESVR: docid: 164367.999
The TRACESVR schema is typically created during installation of Oracle Enterprise Manager. It is used internally by Oracle Trace.
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