If you decided not to choose the default database install, or if additional databases are desired, use the DBCA option. DBCA can also be used to delete an existing database, add options to an existing database, or manage database templates. We discuss using DBCA to remove a failed database installation toward the end of this chapter.
DBCA is typically found in $ORACLE_HOME/bin. To use DBCA in a UNIX/Linux environment, type dbca at the command prompt. To use DBCA in a Windows environment, choose Programs, select Oracle-Home Name, choose Configuration and Migration Tools, and select Database Configuration Assistant.
Choosing the File System Option with DBCA
With the file system option, DBCA will create the database ...