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4 Σεπ 2008 · In short: SID = the unique name of your DB, ServiceName = the alias used when connecting. Not strictly true. SID = unique name of the INSTANCE (eg the oracle process running on the machine). Oracle considers the "Database" to be the files. Service Name = alias to an INSTANCE (or many instances).
26 Δεκ 2023 · SIDs are used by Oracle Net to connect to a database, while service names are used by Oracle Net to route client requests to the correct database instance. This means that you need to specify the SID when you connect to a database using Oracle Net, but you do not need to specify the service name.
SID (System Identifier) is a unique name that identifies an Oracle database instance. It is typically a short, one-word name, such as ‘ORCL’ or ‘DEV’. On the other hand, a service name is an alias that can be used to connect to a database instance.
20 Σεπ 2004 · What is the primary difference between ORACLE SID and SERVICE_NAMES ? What was the motivation for 8i to use SERVICE_NAMES ? What is the primary naming convention for identifying SERVICE_NAMES parameter for 8i?
The SERVICE_NAME can be any valid service presented by the listener. You can check the available services by issuing the lsnrctl status or lsnrctl service commands on the database server. Typically there is at least one service matching the ORACLE_SID of the instance, but you can create more.
17 Φεβ 2009 · 1) What is the difference between SID entry and SERVICE_NAME in the tnsnames.ora. 2) When I put SID the connection is successful, when I put SERVICE_NAME it says tns could not resolve service name. So This works. MYDB.world =. (DESCRIPTION =. (ADDRESS_LIST =.
28 Μαρ 2017 · I have this idea that service names / aliases given to connections descriptors in a tnsnames.ora (not the one in the server that dblinks use, but the one for the public) file should in no way be related to the SID and much less the name of the server.
