How to fix ora 03114 not connected to Oracle?

Posted on by Emilia Duggan

How to fix ora 03114 not connected to Oracle?

Perform the following test:

  1. Stop your Oracle database instance.
  2. Edit the $ORACLE_HOME/network/admin/sqlnet. ora file and add SQLNET.
  3. Restart the Oracle database instance.
  4. Do a full connect with the Oracle WP driver via ODBCTest as SYSTEM/MANAGER.
  5. Execute the following stored procedure: {call dbms_lock.

How do I fix Ora 03113 End of communication channel?

Solution 3:

  1. Startup the instance in nomount: SQL> startup nomount.
  2. Open database into mount state: alter database mount;
  3. Clear the redo log files having issue due to power failure or unclean shutdown of database. SQL> alter database clear unarchived logfile group 1;
  4. Shutdown the database and open it.

How do I connect to Oracle database?

To connect to Oracle Database from SQL Developer:

  1. Access the menu from which you can select SQL Developer:
  2. Select Oracle – ORACLE_HOME.
  3. Select Application Development.
  4. Select SQL Developer.
  5. In the navigation frame of the window, click Connections.
  6. In the Connections pane, click the icon New Connection.

How do I view alert logs?

Viewing the Alert Log

  1. Access the Database Home page in Enterprise Manager. For Oracle Enterprise Manager Database Control, see Oracle Database 2 Day DBA for instructions.
  2. Under Related Links, click Alert Log Contents. The View Alert Log Contents page appears.
  3. Select the number of entries to view, and then click Go.

How do I open a mount in Oracle?

To open a mounted database, use the SQL ALTER DATABASE statement with the OPEN option: ALTER DATABASE OPEN; After executing this statement, any valid Oracle user with the CREATE SESSION system privilege can connect to the database.

How do I test my SGA?

Check the Usage of SGA in Oracle

  1. Check the Usage of SGA. select round(used.bytes /1024/1024 ,2) used_mb.
  2. Find the Total Size of SGA. SELECT sum(value)/1024/1024 “TOTAL SGA (MB)” FROM v$sga;
  3. Check size of different pool in SGA.

How do you make a database go down?

Shutting Down the Database from the Desktop

  1. On Windows: Click Start, point to Programs (or All Programs), point to Oracle Database 11g Express Edition, and then select Stop Database.
  2. On Linux with Gnome: In the Applications menu, point to Oracle Database 11g Express Edition, and then select Stop Database.

How do I fix Ora 01078 failure in processing system parameters?

Removing the comments (denoted with the # character) from your pfile will often fix the ORA-01078 error. The ORA-01078 error is typically thrown when you attempt to mount a database. ORA-01078 indicates that there was an issue with the INIT. ORA parameters (database initialization file).