title: JDBCConnectionException: Error calling Driver#connect
body: <pre><code>hibernate cofiuration
  </code></pre>
  
  <p>
  </p>
  
  <p>
      
          oracle.jdbc.driver.OracleDriver
          jdbc:oracle:thin:@localhost:1521/xe
          scott
          tiger
          10</p>
  
  <pre><code>    &lt;property name="dialect"&gt;org.hibernate.dialect.OracleDialect&lt;/property&gt;
      &lt;property name="hbm2ddl.auto"&gt;update&lt;/property&gt; 
  
      &lt;property name="show_sql"&gt;true&lt;/property&gt;
  
      &lt;mapping class="beans.Employee"/&gt;
      &lt;mapping class="beans.Contractor"/&gt;
      &lt;mapping class="beans.Regular"/&gt;
  &lt;/session-factory&gt; 
  </code></pre>
  
  <p></p>
  
  <p><a href="https://i.stack.imgur.com/APqC8.png" rel="nofollow noreferrer">Execution log</a></p>