Difference between DB name, DB global name, DBID and SID

(Doc ID 1277854.1)

Last updated on DECEMBER 06, 2016

Applies to:

Oracle Database - Enterprise Edition - Version and later
Information in this document applies to any platform.
***Checked for relevance on 5-Nov-2012***


Q. What's a DBID? 
Q. What's a DB Name?
Q. What's a SID?
Q. What's a Database global name?
Q. Is it possible to change only DBID without changing DB name?
Q. Is it possible to have a database with a DB name that is different from SID?
Q. What's DB_UNIQUE_NAME, and what's the difference between DB_UNIQUE_NAME and database global name?


Sign In with your My Oracle Support account

Don't have a My Oracle Support account? Click to get started

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms