Oracle Default User Rollup

There are two types of Oracle accounts:

1. Required accounts, such as Sys/system/sysman, etc.

2. Store accounts for various applications;

User	Password	Description
ANONYMOUS	ANONYMOUS	The account used to access the ORACLEXMLDB knowledge Base.
Ctxsys	Ctxsys	Intermedia text user, with CONNECT\RESOURCE\DBA permissions
DIP	DIP	Account for the Directory Integration Platform (directoryintegerationplatform)
Dbsnmp	Dbsnmp	Directory Integration Platform user, DBSNMP includes connect,resourcehe snmpagent database roles. Create script:?/rdbms/admin/catsnmp. SQL, called from catalog. Sql Can change password--need to put new password to Snmp_rw.ora file If you do not need intelligent agents, you can delete the user.
Dmsys	Dmsys
Exfsys	Exfsys	Expression Filter account (Expressiofilter)
Mddata	Mddata	Oracle Spatial Data Account
Mdsys	Mdsys	Spatial data (spatial) \ Media (intermedia) \ Audio \ Video (videos) and image administrator accounts. It has connect and resource roles.
Mgmt_view	Mgmt_view	The Mgmt_view user is part of the DB control repository, and the Sysman user forms part of the DB control repository. Mgmt_view does not own any objects and is only used to query Sysman user objects
Olapsys	MANAGER	The user who created the OLAP metadata. Include Olap_dba\resource\connect roles
Ordplugins	Ordplugins	User names for ORACLE intermedia and video, with Connect and resurce roles, with third-party connections
Ordsys	Ordsys	Username for Oracleintermedia and video, with connect and resource roles
Outln	Outln	Have connect and resource characters
SCOTT	Tiger	A simple sample Account
Si_informtn_schema		Still Image standard Browse account
SYS	Determined at installation	Perform the management task of the database, the data dictionary of the instance is under SYS
Sysman	Oem_temp	Enterprise Manager Account
SYSTEM	Determined at installation	Used to perform database administration tasks with a small number of instance objects
Wk_test	Wk_text	Manage Oracle10gultrasearch accounts, and Wksys have the same effect
Wkproxy	Unknown	oracle10g accounts related to the proxy server
Wksys	Wksys	Manage Oracle10gasultrasearch accounts with the same role as Wk_test
Wmsys	Wmsys	Workspace Management Account
XDB	Change_on_install	XMLDB Account
Tsmsys		The features of all Oracle 10g catalogs and the new features associated with this view/table are stored under Tsmsys users
oracle_ocm		Oracle pre-defined non-admin user
Flows_files		is an Oracle Application Express system account that has files uploaded by Oracle Application Express.
Appqossys		Used for storing/managing all data and metadata required by Oracle quality of Service Management.
apex030200		Apex Product Database user, where Oracle's Information Lifecycle management tool, Ilma, is used as a prerequisite for apex.
Owbsys_audit		This account was used by the Warehouse Builder Control Center Agent to access the heterogeneous execution audit tables in The Owbsys schema.
Orddata		This account contains the Oracle multimedia DICOM data model.
Owbsys		The account for administrating the Oracle Warehouse Builder repository. Access This account during the installation process to define the base language of the repository and to define Warehous E Builder workspaces and users. A data warehouse is a relational or multidimensional database, is designed for query and analysis.
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
BI		The account is owns the business Intelligence schema included in the Oracle Sample Schemas.
Pm		The account is owns the Product Media schema included in the Oracle Sample Schemas.
Ix		The account this owns the information Transport schema included in the Oracle Sample Schemas.
Sh		Experiments, test users, including examples of products, sales, customers, etc. Can modify the password, the user can be deleted in the product environment is recommended to remove or lock
Oe		Sample User
HR		Experiment, test user, sample table employees and departments
Spatial_csw_admin_usr		The Catalog Services for the Web (CSW) account. It is used by the Oracle Spatial CSW cache Manager to load all record type metadata, and record instances from the Datab ASE into the main memory for the record types that is cached. See also Spatial_wfs_admin_usr, Mddata and Mdsys.
Spatial_wfs_admin_usr		The Web Feature Service (WFS) account. It is used by the Oracle Spatial WFS cache Manager to load all feature type metadata, and feature instances from the data Base into main memory for the feature types is cached. See also Spatial_csw_admin_usr, Mddata and Mdsys.

This article is from the "DBA fighting!" blog, so be sure to keep this source http://hbxztc.blog.51cto.com/1587495/1878925

Oracle Default User Rollup