select SYS_CONTEXT('USERENV','TERMINAL'),
SYS_CONTEXT('USERENV','LANGUAGE'),
SYS_CONTEXT('USERENV','SESSIONID'),
SYS_CONTEXT('USERENV','INSTANCE'),
SYS_CONTEXT('USERENV','ENTRYID'),
SYS_CONTEXT('USERENV','ISDBA'),
SYS_CONTEXT('USERENV','NLS_TERRITORY'),
SYS_CONTEXT('USERENV','NLS_CURRENCY'),
SYS_CONTEXT('USERENV','NLS_CALENDAR'),
SYS_CONTEXT('USERENV','NLS_DATE_FORMAT'),
SYS_CONTEXT('USERENV','NLS_DATE_LANGUAGE'),
SYS_CONTEXT('USERENV','NLS_SORT'),
SYS_CONTEXT('USERENV','CURRENT_USER'),
SYS_CONTEXT('USERENV','CURRENT_USERID'),
SYS_CONTEXT('USERENV','SESSION_USER'),
SYS_CONTEXT('USERENV','SESSION_USERID'),
SYS_CONTEXT('USERENV','PROXY_USER'),
SYS_CONTEXT('USERENV','PROXY_USERID'),
SYS_CONTEXT('USERENV','DB_DOMAIN'),
SYS_CONTEXT('USERENV','DB_NAME'),
SYS_CONTEXT('USERENV','HOST'),
SYS_CONTEXT('USERENV','OS_USER'),
SYS_CONTEXT('USERENV','EXTERNAL_NAME'),
SYS_CONTEXT('USERENV','IP_ADDRESS'),
SYS_CONTEXT('USERENV','NETWORK_PROTOCOL'),
SYS_CONTEXT('USERENV','BG_JOB_ID'),
SYS_CONTEXT('USERENV','FG_JOB_ID'),
SYS_CONTEXT('USERENV','AUTHENTICATION_TYPE'),
SYS_CONTEXT('USERENV','AUTHENTICATION_DATA') from dual
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