What is the service name of Oracle Database?

Oracle SID is the unique name that uniquely identifies your instance/database, whereas the Service name is the TNS alias that you give when you remotely connect to your database, and this Service name is recorded in tnsnames.

How do I find my Oracle hostname and port number?

Locate Oracle Listener Port

  1. You find out the Oracle listener port number from listener.ora file. In Windows, the file is located in below directory,
  2. Open the listener. ora file and you will get the port number (1521).
  3. Alternatively, you can use the command LSNRCTL.

What is service name in database?

A service name is a feature in which a database can register itself with the listener. If a database is registered with a listener using a service name then the service name can be used as a parameter in the tnsnames. ora file. So, SID is a unique database system identifier while service name is an alias.

Is Oracle SID and database name same?

Please tell me the difference between SID, Database Name, Instance Name, Service Name and listener. Sid= SID(system identifier) is a unique name for an Oracle database instance. DB Name(database name) = Name of the database (database can be shared between multiple instances ) Instance Name = it is same as Oracle SID.

How do I know if a service is running in Linux?

Method-1: Listing Linux Running Services with service command. To display the status of all available services at once in the System V (SysV) init system, run the service command with the –status-all option: If you have multiple services, use file display commands (like less or more) for page-wise viewing.

How do I start the Oracle listener in Unix?

To start or stop the listener at the command line:

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

How do I find my hostname in Oracle?


  1. PL/SQL, TNS versions using with Oracle. SELECT * FROM v$version;
  2. Which version of oracle you are running. SELECT * FROM v$version WHERE banner LIKE ‘Oracle%’;
  3. Or, in more readable way. SELECT * FROM product_component_version;
  4. Db Name.
  5. Db IP Address.
  6. Db Host Name.
  7. Client IP Address.
  8. Db Host Name.

How do I find my DB port number?

  1. Start the Server Network Utility (Start > All Programs > Microsoft SQL Server > Server Network Utility)
  2. Select the General tab and then select the instance name of interest (e.g. SMS3000) from the list of instances.
  3. Click on the TCP/IP and then select Properties.The TCP/IP port that is being using is listed.

How do I find my service name?

Open the DOS interface of your computer by typing the letters “cmd” into the “Open” field of the run menu. After you press enter, a new window should open which includes the DOS command prompt. In this window, type “Hostname” and press the enter key. Your computer’s server name should appear.

Which is the find command in Oracle Linux?

The UNIX/Linux “find” command can be used to locate any external Oracle files including database files (dbf), alert log files, and all trace and dump files.

How to find Oracle Service name Stack Overflow?

To see what services are available in the database use following queries: Connect to the server as “system” using SID. Execute this query: It worked for me. Connect to the database with the “system” user, and execute the following command: With SQL Developer you should also find it without writing any query.

How to find a non executable file in Oracle?

For non-executable files, you can use the UNIX find command to locate a particular file. Please note that in chapter 8 we extend this command to search for all files that contain specific strings: In the example above, we cd to the root directory (/) and issue a UNIX find command to display every file on the Oracle server.

How to find the executable code in Unix?

UNIX provides the which command for finding the location of executable code. In the following example, we can easily find the location of the SQL*Plus executable: root> which sqlplus. /u01/home/oracle/product/9.1.2/bin/sqlplus. For non-executable files, you can use the UNIX find command to locate a particular file.