How do I start Oracle Sqlplus in Linux?

Contents

How do I start SQL Plus?

Starting SQL*Plus Windows GUI

Click Start > Programs > Oracle-OraHomeName > Application Development > SQL Plus.
Alternatively, open a Windows terminal and enter the SQL*Plus command: sqlplusw.
The SQL*Plus Windows GUI opens and the Log On dialog is displayed. …
Click OK.

How do I start Oracle Database in Linux?

On Linux with Gnome: In the Applications menu, point to Oracle Database 11g Express Edition, and then select Start Database. On Linux with KDE: Click the icon for the K Menu, point to Oracle Database 11g Express Edition, and then select Start Database.

How do I start Oracle listener service in Linux?

To start or stop the listener at the command line:

Open a command window.
Follow the steps listed in “Configuring the Operating System Environment Variables .”
Enter either of the following commands, depending on whether you want to start or stop the listener: lsnrctl start lsnrctl stop.

How do I connect to Oracle SQL Plus?

To connect to Oracle Database from SQL*Plus:

If you are on a Windows system, display a Windows command prompt.
At the command prompt, type sqlplus and press the key Enter. SQL*Plus starts and prompts you for your user name.
Type your user name and press the key Enter. …
Type your password and press the key Enter.

You can log in and connect as SYSDBA only with SQL Command Line (SQL*Plus). You can do so either by supplying the SYS user name and password, or by using operating system (OS) authentication.

How do I run a Sqlplus command line?

Do the following steps to start SQL*Plus and connect to the default database:

Open a Windows command prompt.
At the command-line prompt, enter the SQL*Plus command in the form: c:> sqlplus.
When prompted, enter your Oracle9i username and password. …
SQL*Plus starts and connects to the default database.

How do I know if Oracle is running on Linux?

To check general database status, I recommend:

Check if database processes are running. For example, from a Unix shell, running: $ ps -ef | grep pmon. …
Check if listeners are running using $ ps -ef | grep tns and $ lsnrctl status LISTENER.

How do I know if Oracle Listener is running on Linux?

Answer

Log in to the SUSE Linux as user oracle.
On the command line interface (CLI), run the following command to view the state of the Oracle listener: > lsnrctl status Listener name.

How do I open Oracle database?

To start or shut down Oracle Database:

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

How do I know if TNS listener is running on Linux?

Do the following:

Log on to the host where the Oracle database resides.
Change to the following directory: Solaris: Oracle_HOME/bin. Windows: Oracle_HOMEbin.
To start the listener service, type the following command: Solaris: lsnrctl START. Windows: LSNRCTL. …
Repeat step 3 to verify that the TNS listener is running.

Where is Sqlplus path in Linux?

This very simple.

We need to check the sqlplus directory under oracle home.
If you don’t know the oracle database ORACLE_HOME, there is a simple way to find out it as: …
Check your ORACLE_HOME is set or not from below command. …
Check your ORACLE_SID is set or not, from below command.

How do I start TNS listener in Linux?

Start the Oracle listener service.

Windows operating systems: Use the Services menu to start the Oracle TNS listener named OracleOraDb12_home1TNSListener . If the Oracle listener service is idle, start the listener.
UNIX and Linux operating systems: Enter these commands: # su – oracle # ./lsnrctl start.