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<title>tnsnames.ora 檔案</title>
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<h1>tnsnames.ora 檔案</h1>
<p>一個組態檔，內含對應<a href="n8ahelpconnect_descriptor.htm">連線描述區</a>的網路服務名稱。此檔案會用於<a href="n8ahelplocal_naming00000153.htm">區域命名</a>方法。</p>
<p>tnsnames.ora 檔案必須存在以下其中一個位置：</p>
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<p><code dir="ltr">TNS_ADMIN</code> 環境變數指定的目錄。如果 <code dir="ltr">TNS_ADMIN</code> 環境變數不是定義為 Windows NT 的變數，它可能就在登錄中。</p>
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<p>節點的全域組態目錄。如果是 Sun Solaris，此目錄為 <code dir="ltr">/var/opt/oracle</code>。Windows NT 則沒有中央目錄。</p>
</li>
<li>
<p>UNIX 的 <code dir="ltr">$ORACLE_HOME/network/admin</code> 目錄，或 Windows 作業系統的 <code dir="ltr">ORACLE_HOME\network\admin</code> 目錄。</p>
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<p><span class="bold">相關主題</span></p>
<p><a href="n8ahelpnet8_overview.htm">Oracle Net Services 簡介</a></p>
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