Steps to Recreate spfile from pfile in ASM

  1. STEP 1: Shut down the database cluster.
  2. STEP 2: Start only one instance using existing pfile in nomount state.
  3. STEP 3: Create spfile on ASM from existing pfile.
  4. STEP 4: Shutdown and start the database.
  5. STEP 5: Check the status of the database.

How do I start a database with Pfile?

How to startup an Oracle Database Instance using spfile or pfile(init. ora) parameter file

  1. default spfile –> spfile[SID]. ora.
  2. default init. ora file –> init . ora.
  3. specified init. ora file.
  4. specified spfile.

How do I start an Oracle database?

To start or shut down Oracle Database:

  1. Go to your Oracle Database server.
  2. Start SQL*Plus at the command prompt: C:\> sqlplus /NOLOG.
  3. Connect to Oracle Database with username SYSDBA: SQL> CONNECT / AS SYSDBA.
  4. To start a database, enter: SQL> STARTUP [PFILE=path\filename]
  5. To stop a database, enter: SQL> SHUTDOWN [mode]

How do I add Spfile to ASM?

To create an SPFILE in a disk group, perform the following steps:

  1. Connect to the Oracle ASM instance. For example: $ sqlplus / as sysasm.
  2. Create an SPFILE in a disk group that has COMPATIBLE.
  3. Restart the Oracle ASM instance so that the instance reads the SPFILE in the new location.

Is my database using Spfile or Pfile?

In SQL*Plus, issue “SHOW PARAMETER spfile.” If the value returned is NULL, a PFILE was used to start the database. If the value was non-null, the indicated SPFILE was used.

What is Spfile and Pfile in Oracle?

SPFILE is a binary file that contains the same information as the old PFILE. SPFILE permits dynamic changes without requiring you to restart that instance. By default, if you do not specify PFILE in your STARTUP command, Oracle will use server parameter file (SPFILE).

What are the steps involved in database startup?

To start up a database instance, you use the STARTUP command:

  • STARTUP.
  • STARTUP;
  • STARTUP OPEN;
  • STARTUP stage;
  • STARTUP NOMOUNT;
  • ALTER DATABASE MOUNT;
  • shutdown immediate;
  • Database closed. Database dismounted. ORACLE instance shut down.

Is Oracle using Pfile or Spfile?

By default, if you do not specify PFILE in your STARTUP command, Oracle will use server parameter file (SPFILE). If you choose to use the traditional text initialization parameter file (PFILE), you must specify the PFILE clause when issuing the STARTUP command.

What is the difference between spfile and pfile in Oracle?

The SPFILE is different from the PFILE in that it can not be directly edited.

  • Since you can not change a SPFILE directly,Oracle allows you to manage the SPFILE via the alter system command.
  • For using an SPFILE,you can reap great benefits.
  • SPFILES allow you to make dynamic changes to parameters that are persistent.

    • What is an oracle parameter file?

    Oracle Parameter file Concepts. The parameter file (sometimes called init.ora) contains configuration information for the database to use at startup time. The parameter file you configure how much RAM the database is going to use, where to find the control files, where to write trace files, and a whole host of other information.

    What is Oracle SQL scripting?

    SQL scripting is more like writing a business logic on top of your data, which is stored in the database. All the Relational databases use this Language in slightly different variations. while Microsoft database call the scripting language as T-SQL, Oracle calls it as PL/SQL.

    What is Oracle file system?

    The Oracle Cluster File System (OCFS, in its second version OCFS2) is a shared disk file system developed by Oracle Corporation and released under the GNU General Public License . The first version of OCFS was developed with the main focus to accommodate Oracle’s database management system that used cluster computing.