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<p><a id="CEGDIFBC" name="CEGDIFBC"></a><a id="TDDDG12300" name="TDDDG12300"></a></p>
<div class="sect1">
<h1>Connecting to Oracle Database from SQL*Plus</h1>
<a name="BEGIN" id="BEGIN"></a>
<p><a id="sthref67" name="sthref67"></a><a id="sthref68" name="sthref68"></a>SQL*Plus is a client program with which you can access Oracle Database. This section shows how to start SQL*Plus and connect to Oracle Database.</p>
<div class="helpinfonote">
<p><span class="bold">Note: </span>For steps&nbsp;<a href="#CEGBCAGC">3</a> and <a href="#CEGDAHFF">4</a> of the following procedure, you need a user name and password.</p>
</div>
<a id="TDDDG119" name="TDDDG119"></a>
<p class="subhead2">To connect to Oracle Database from SQL*Plus:</p>
<ol>
<li><a id="CEGEIGGJ" name="CEGEIGGJ"></a>
<p>If you are on a Windows system, display a Windows command prompt.</p>
</li>
<li><a id="CJAIJFJE" name="CJAIJFJE"></a>
<p>At the command prompt, type <code>sqlplus</code> and press the key <span class="bold">Enter</span>.</p>
<p>SQL*Plus starts and prompts you for your user name.</p>
</li>
<li><a id="CEGBCAGC" name="CEGBCAGC"></a>
<p>Type your user name and press the key <span class="bold">Enter</span>.</p>
<p>SQL*Plus prompts you for your password.</p>
</li>
<li><a id="CEGDAHFF" name="CEGDAHFF"></a>
<p>Type your password and press the key <span class="bold">Enter</span>.</p>
<div class="helpinfonote">
<p><span class="bold">Note: </span>For security, your password is not visible on your screen.</p>
</div>
<p>The system connects you to an Oracle Database instance.</p>
<p>You are in the SQL*Plus environment. At the <code>SQL&gt;</code> prompt, you can enter and run SQL*Plus commands, SQL statements, PL/SQL statements, and operating system commands.</p>
<p>To exit SQL*Plus, type <code>exit</code> and press the key <span class="bold">Enter</span>.</p>
<div class="helpinfonote">
<p><span class="bold">Note: </span>Exiting SQL*Plus ends the SQL*Plus session, but does not shut down the Oracle Database instance.</p>
</div>
<p>The following example starts SQL*Plus, connects to Oracle Database, runs a SQL <code>SELECT</code> statement, and exits SQL*Plus. User input is <span class="bold">bold</span>.</p>
</li>
</ol>
<div class="example"><a id="CEGHFHIG" name="CEGHFHIG"></a>
<p class="titleinexample">Connecting to Oracle Database from SQL*Plus</p>
<pre xml:space="preserve" class="oac_no_warn">
&gt; <span class="bold">sqlplus</span>
SQL*Plus: Release 11.2.0.0.1 - Beta on Mon Jun 9 15:31:26 2008
 
Copyright (c) 1982, 2008, Oracle.  All rights reserved.
 
Enter user-name: <code><span class="codeinlineboldital">your_user_name</span></code>
Enter password: <code><span class="codeinlineboldital">your_password</span></code>
 
Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.0.0 - Development
With the Partitioning, Data Mining and Real Application Testing options
 
SQL&gt; <span class="bold">select count(*) from employees;</span>
 
  COUNT(*)
----------
       107
 
SQL&gt; <span class="bold">exit</span>
 
Disconnected from Oracle Database 11g Enterprise Edition Release 11.2.0.0.0 - Development
With the Partitioning, Data Mining and Real Application Testing options
&gt; 
</pre></div>

<div class="helpinfonotealso">
<h2>Related Topics</h2>
<p><a href="tdddg_connecting005.htm#BABIHDAB">Connecting to Oracle Database as User HR from SQL*Plus</a></p>
<p><a href="tdddg_intro006.htm#CEGJHEAG">About SQL*Plus</a></p>
<p><a href="javascript:open('http://www.oracle.com/pls/db112/lookup?id=SQPUG002','newWindow').focus()"><span class="italic">SQL*Plus User's Guide and Reference</span></a></p>
<p><a href="tdddg_connecting.htm#CEGGIIEJ">Connecting to Oracle Database</a></p>
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