Browsing articles from "October, 2015"
Oct
14
2015

SQL Server to Oracle Linked server error 7303: ORA-12504 listener was not given the service_name in connect_data

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While configuring Linked server to oracle database from SQL server, faced following error,   Error: “ORA-12504: TNS: listener was not given the SERVICE_NAME in CONNECT_DATA” (Microsoft SQL Server Error: 7303)     I did following validation checks to ensure things are in place: Tnsnames.ora – validated that SID is present in tnsnames.ora file which is generally located in C:\Oracle\product\11.2.0\client_1\network\admin\ folder Validate syntax of connection string, it should be in below format, ORA123 = (DESCRIPTION = […]

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