How do I know if my database is using Pfile or Spfile?

Select * from v$spparameter;(to check the Spfile). Select * from v$parameter(to check the pfile). If any Path available in Value column. DB is running in SPFile, else Pfile.

What is Spfile Oracle?

SPFILE. A SPFILE, Server Parameter File, is a server managed binary file that Oracle uses to hold persistent initialization parameters. If a parameter is changed using the ALTER SYSTEM SET command Oracle will apply this parameter change to the current SPFILE.

What is the use of Pfile?

A PFILE is a static, client side text file. This file normally resides on the server. However in case you would like to start oracle from a remote machine, you will need a local copy of the PFILE in that machine. This file can be edited with a standard text editor like notepad or vi editor.

Where is Spfile located?

The default location of the SPFILE is under $ORACLE_HOME/dbs on Unix and under %ORACLE_HOME%\database under Windows. Oracle searches first for a file named spfile$ORACLE_SID.

How do you show Spfile parameters?

An Oracle instance can be started using two types of settings files ( SPFILE or PFILE ). If your instance show SPFILE empty, that means that your instance has started using a PFILE. The default location of PFILE and SPFILE files is $ORACLE_HOME/dbs: spfile –> spfile<>.

What is Spfile and Pfile?

PFILE stands for the parameter file. It is a text file which can be modified by a text editor. With the help, PFILE Oracle server start an Oracle Instance. What is SPFILE? SPFILE stands for the server parameter file.

How do I create a pfile from ASM Spfile?

How to move spfile from ASM to filesystem

  1. Create pfile from the spfile. First, we will create pfile in filesystem from the existing spfile in ASM.
  2. Remove the spfile from ASM. We can now connect the the ASM instance and remove the spfile residing in ASM disk group.
  3. Recreate the spfile.
  4. Start the database using new spfile.

What is the location of Pfile in Oracle?

the default location for pfile on unix platform is $ORACLE_HOME/dbs and in windows. the default location is oraclehome/datbase.

How do I change my Pfile Spfile?

How to Modify the Content of an SPFILE File

  1. Use the ALTER SYSTEM command to modify the SPFILE currently in use. To determine if an spfile is being used: SQL> select value from v$parameter where name=’spfile’
  2. Use the export method. Export the SPFILE to a PFILE. The resulting PFILE will be an editable ASCII file.

What is Pfile and Spfile?