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SERVICE_NAME Parameter - Resolving The ORA-12514 Error (Doc ID 77640.1)

Last updated on AUGUST 28, 2023

Applies to:

Oracle Net Services - Version and later
Oracle Database - Enterprise Edition - Version to [Release 12.2]
Information in this document applies to any platform.


The purpose of this document is to clarify the use of the SERVICE_NAME parameter in the TNSNAMES.ORA and outline the correct values for the parameter and their source. Additionally, to provide a solution for the ORA-12514 error.


This document explains current usage of the term SERVICE_NAME, differentiates this from its meaning in previous versions, and clarifies NET SERVICE NAME (SID =) vs. SERVICE_NAME = in tnsnames.ora file.


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In this Document
 SERVICE_NAME parameter in Oracle
 For dynamic instance registration
 For a statically configured SID_DESC in the listener.ora

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