Predefined Us er Accounts

Table: Oracle Database Express Edition Predefined User Accounts lists the Oracle Database XE predefined user accounts. Many of these accounts are internal accounts. You must not drop internal accounts, and with the exception of the accounts SYS and SYSTEM, you must not attempt to log in with an internal account.

Oracle Database Express Edition Predefined User Accounts

User Account Name	Purpose
`ANONYMOUS`	Internal. Used for anonymous HTTP access to the database. Required by the Oracle Database XE graphical user interface. This account must remain unlocked. The account password is set upon installation (Windows) or configuration (Linux). For optimal security, avoid changing the password for this account.
`CTXSYS`	Internal.
`DBSNMP`	Internal.
`DIP`	Internal.
`FLOWS`_`version`	Internal.
`FLOWS_FILES`	Internal.
`HR`	For the `HR` sample schema. This account is initially expired and locked.
`MDSYS`	Internal.
`OUTLN`	Internal.
`SYS`	Owns the data dictionary base tables and views. The account password is set upon installation (Windows) or configuration (Linux).
`SYSTEM`	Log in with this account to perform routine database administration. The account password is set upon installation (Windows) or configuration (Linux).
`TSMSYS`	Internal.
`XDB`	Internal.