Oracle 啟動時依序尋找:
spfile.ora spfile.orainit.ora 建立實例最少只需 db_name 參數。
$ export ORACLE_SID=julia
$ sqlplus "/ as sysdba"
SQL> startup nomount;
ORA-01078: failure in processing system parameters
LRM-00109: could not open parameter file '/opt/oracle/product/9.2.0/dbs/initjulia.ora'
SQL> ! echo "db_name=julia" > /opt/oracle/product/9.2.0/dbs/initjulia.ora
SQL> startup nomount;
Oracle instance started.
Total System Global Area 97588504 bytes
...
實例成功啟動。預設檔案路徑可透過 SHOW PARAMETER dump_dest、SHOW PARAMETER control_files 查看。