Configurando TNSNAMES.ORA no Oracle Client

- Configurando o TNSNAMES.ORA no Oracle XE Client:

- Menu Iniciar\Executar: regedit;
- Crie um string value (valor de sequencia) chamada TNS_ADMIN em HKLM\Software\Oracle\KEY_XEClient\ , com value data = C:\XEClient\NETWORK\ADMIN


- Crie o arquivo tnsnames.ora na pasta C:\XEClient\NETWORK\ADMIN;
- E coloque configure suas conexões dentro dele.


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Configuring tnsnames.ora for Oracle 10g XE client

1. open regedit
2. create a string value HKLM\Software\Oracle\KEY_XEClient\TNS_ADMIN with value data = 'C:\XEClient\NETWORK\ADMIN'
3. create the tnsnames.ora file C:\XEClient\NETWORK\ADMIN\tnsnames.ora
4. Fill this file with your data conections;