How do I fix Ora 01507 database not mounted?

How do I fix Ora 01507 database not mounted?

This ORA-01507 error is related with the Bug 17308532 : ORA-1507 DETECTED WHEN STOP DB BY SRVCTL. Check and try to make database in mount mode as follows. SQL> alter database mount; Read the following post if your controlfile doesn’t exist.

How do you mount a database in exclusive mode?

Shut down the other instance or mount in a compatible mode. Firstly shutdown instance using the shutdown immediate command. Then kill ALL Oracle process using the following script. Now run startup mount again.

What is Oracle database exclusive mode?

Exclusive Mode If the first instance that mounts a database does so in exclusive mode, only that instance can mount the database. Versions of Oracle that do not support the Parallel Server option only allow an instance to mount a database in exclusive mode.

How can I tell if my database is in restricted mode?

SQL> Select logins from v$instance; If the database is restricted mode then it will return RESTRICTED otherwise it will return ALLOWED.

How do I resolve ORA 00214?

Action: Use a consistent set of control files, datafiles/logfiles, and redo log files. That is, all the files must be for the same database and from the same time period. Typical ways to get an ORA-00214 include forgetting to replace ALL OF the current control files in all locations specified in the init.

Can not mount database in exclusive mode?

Cause: An instance tried to mount the database in exclusive mode, but some other instance has already mounted the database in exclusive or parallel mode. Action: Either mount the database in parallel mode or shut down all other instances before mounting the database in exclusive mode.

How do I drop an Oracle database?

Steps To Drop Oracle Database Manually

1. Step 1 : Connect to the database with sysdba privilege. $ export ORACLE_SID=mydb $ sqlplus “/ as sysdba”
2. Step 2 : Shutdown the database. SQL> shutdown immediate;
3. Step 3: Start the Database in Exclusive mode.
4. Step 4: Drop the database.
5. Step 5 : Post Change Steps.

What is Startup Mount exclusive in Oracle?

EXCLUSIVE. Signifies that the database can only be mounted and opened by the current instance (it cannot be opened simultaneously by multiple instances). Cannot be used with SHARED, PARALLEL, or NOMOUNT. If no mounting option is specified, EXCLUSIVE is assigned by default.

How do I get my DB out of restricted mode?

If you need to grant a user access to database when it’s in restricted mode, you can run the following SQL. SQL> GRANT RESTRICTED SESSION TO scott; Grant succeeded. To change from restricted mode to unrestricted/active mode, which can switch without restarting the database.

How do I check database mode?

Checking ARCHIVELOG mode status

1. Log in as OS user oracle and enter the following commands: $ export ORACLE_SID= where is the name of the database $ sqlplus /nolog SQL> connect / as sysdba.
2. To check the ARCHIVELOG mode status, enter the following SQL command: SQL> archive log list;

Where are Oracle control files located?

Locating Control Files

1. The preconfigured database contains two control files located in the ORACLE_BASE\oradata \DB_NAME directory.
2. The preconfigured database contains two control files located in the ORACLE_BASE\oradata \DB_NAME directory.
3. A control file is an administrative file.