The following users are part of the Oracle Database installation
| User Name | Description |
|---|---|
| ANONYMOUS | Account that allows HTTP access to Oracle XML DB. It is used in place of the APEX_PUBLIC_USER account when the Embedded PL/SQL Gateway (EPG) is installed in the database. Expired and locked after installation |
| APEX_030200 | Used in Oracle Application Express installation |
| APEX_PUBLIC_USER | The Oracle Database Application Express account. Expired and locked after installation |
| APPQOSSYS | The APPQOSSYS account, which enables the Oracle Database QoS Management server to connect to the database Open. Passwords is created at installation or database creation time |
| CTXSYS | The account used to administer Oracle Text. Expired and locked after installation |
| DBSNMP | The account used by the Management Agent component of Oracle Enterprise Manager to monitor and manage the database. Open. Password is created at installation or database creation time. |
| DIP | The Oracle Directory Integration and Provisioning (DIP) account that is installed with Oracle Label Security. This profile is created automatically as part of the installation process for Oracle Internet Directory-enabled Oracle Label Security. Expired and locked after installation |
| EXFSYS | The account used internally to access the EXFSYS schema, which is associated with the Rules Manager and Expression Filter feature. This feature enables you to build complex PL/SQL rules and expressions. The EXFSYS schema contains the Rules Manager and Expression Filter DDL, DML, and associated metadata. Expired and locked after installation |
| FLOWS_FILES | The account that owns the database objects created during the installation of Oracle Database Application Express related to modplsql document conveyance, for example, file uploads and downloads. Expired and locked after installation |
| MDSYS | The Oracle Spatial and Oracle Multimedia Locator administrator account Expired and locked after installation |
| ORACLE_OCM | The account used with Oracle Configuration Manager. This feature enables you to associate the configuration information for the current Oracle Database instance with OracleMetaLink. Expired and locked after installation |
| ORDDATA | This account contains the Oracle Multimedia DICOM data model. Expired and locked after installation |
| ORDPLUGINS | The Oracle Multimedia user. Plug-ins supplied by Oracle and third-party, format plug-ins are installed in this schema. Expired and locked after installation |
| ORDSYS | The Oracle Multimedia administrator account. Expired and locked after installation |
| OUTLN | The account that supports plan stability. Plan stability prevents certain database environment changes from affecting the performance characteristics of applications by preserving execution plans in stored outlines. OUTLN acts as a role to centrally manage metadata associated with stored outlines. Expired and locked after installation |
| SI_INFORMTN_SCHEMA | The account that stores the information views for the SQL/MM Still Image Standard. Expired and locked after installation |
| SYS | An account used to perform database administration tasks. Open. Password is created at installation or database creation time. |
| SYSTEM | A default generic database administrator account for Oracle databases. For production systems, Oracle recommends creating individual database administrator accounts and not using the generic SYSTEM account for database administration operations. Open. Password is created at installation or database creation time. |
| WMSYS | The account used to store the metadata information for Oracle Workspace Manager. Expired and locked after installation. |
| XDB | The account used for storing Oracle XML DB data and metadata. Expired and locked after installation |
| XS$NULL | An internal account that represents the absence of a user in a session. Because XS$NULL is not a user, this account can only be accessed by the Oracle Database instance. XS$NULL has no privileges and no one can authenticate as XS$NULL, nor can authentication credentials ever be assigned to XS$NULL. Expired and locked after installation |
