What is the service name in Oracle?

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.

Is service name is database name in Oracle?

Database name identifies database = database files on disk. Service name identifies database instance for Oracle Net i.e. for remote access to database instance.

What is service name in database connection?

A service name is a logical representation of a database. When an instance starts, it registers itself with a listener using one or more service names. When a client program or database connects to a listener, it requests a connection to a service.

How do I register a service name in listener?

To register information with another local listener:

  1. Configure the listener.
  2. Configure the LOCAL_LISTENER parameter in the initialization parameter file to locate the local listener.
  3. Resolve the listener name alias for the LOCAL_LISTENER or the LISTENER setting through a tnsnames.

What are database services?

Database as a service (DBaaS) is a cloud computing managed service offering that provides access to a database without requiring the setup of physical hardware, the installation of software or the need to configure the database.

How do I find the SID of Oracle 11g?

The location path of your Oracle Home Registry is as follows:

  1. HKEY_LOCAL_MACHINE >> SOFTWARE >> ORACLE>>
  2. Oracle_SID will show your SID.
  3. Oracle_Home will show the location of your DB Home.
  4. Oracle_BUNDLE_NAME will show the edition of your Oracle Database.
  5. Oracle_SVCUSER will show the windows user for your Oracle Database.

What is service name in Tnsnames Ora file?

The tnsnames. ora file is a configuration file that contains network service names mapped to connect descriptors for the local naming method, or net service names mapped to listener protocol addresses. A net service name is an alias mapped to a database network address contained in a connect descriptor.

What is the difference between Db_name and Db_unique_name in Oracle?

DB_UNIQUE_NAME specifies a globally unique name for the database. Databases with the same DB_NAME within the same DB_DOMAIN (for example, copies of a database created for reporting or a physical standby) must have a unique DB_UNIQUE_NAME. Every database’s DB_UNIQUE_NAME must be unique within the enterprise.

What are service names?

SERVICE_NAMES specifies one or more names by which clients can connect to the instance. The instance registers its service names with the listener. When a client requests a service, the listener determines which instances offer the requested service and routes the client to the appropriate instance.

How do I find my service name?

Determining the Name of a Service

  1. At the command prompt, enter the following command: sclist \\ hostname. The third column of the output is the display name of the service.
  2. Locate the value in the third column which matches the display name of the service, the service name of which you are trying to determine.