title: How to connect to different oracle instance as sysdba using sqlplus?
body: <p>When I run sqlplus it connect to orcl2 instance but I need to connect to orcl I can connect to my normal user using this:</p>
  
  <pre><code>sqlplus user/passowrd@//localhost:1521/orcl
  </code></pre>
  
  <p>but how can I connect as sysdba? I've try:</p>
  
  <pre><code>sqlplus / as sysdba@orcl
  </code></pre>
  
  <p>but it connect to orcl2 instance.</p>