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<div id="function.sqlsrv-connect" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">sqlsrv_connect</h1>
  <p class="verinfo">(No version information available, might only be in Git)</p><p class="refpurpose"><span class="refname">sqlsrv_connect</span> &mdash; <span class="dc-title">Ouvre une connexion sur une base de données Microsoft SQL Server</span></p>

 </div>
 <div class="refsect1 description" id="refsect1-function.sqlsrv-connect-description">
  <h3 class="title">Description</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>sqlsrv_connect</strong></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$serverName</code></span>, <span class="methodparam"><span class="type"><a href="language.types.array.php" class="type array">array</a></span> <code class="parameter">$connectionInfo</code><span class="initializer"> = ?</span></span>): <span class="type"><a href="language.types.resource.php" class="type resource">resource</a></span></div>

  <p class="simpara">
   Ouvre une connexion sur une base de données Microsoft SQL Server. Par défaut,
   la connexion tente d&#039;utiliser l&#039;authentification Windows. Pour se connecter
   en utilisant l&#039;authentification SQL Server, ajouter l&#039;&quot;UID&quot; et le &quot;PWD&quot; dans
   le tableau d&#039;options de connexion.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.sqlsrv-connect-parameters">
  <h3 class="title">Liste de paramètres</h3>
  <dl>
   
    <dt><code class="parameter">serverName</code></dt>
    <dd>
     <span class="simpara">
      Le nom du serveur sur lequel nous souhaitons réaliser une connexion.
      Pour se connecter sur une instance particulière, faites suivre le nom
      du serveur, puis un antislash, puis le nom de l&#039;instance
      (c.-à-d. serverName\sqlexpress).
     </span>
    </dd>
   
   
    <dt><code class="parameter">connectionInfo</code></dt>
    <dd>
     <span class="simpara">
      Un tableau associatif spécifiant les options pour la connexion sur le serveur.
      Si les valeurs des clés UID et PWD ne sont pas spécifiées, la connexion
      tentera d&#039;utiliser l&#039;authentification Windows. Pour une liste complète
      des clés supportées, se reporter aux
      <a href="http://msdn.microsoft.com/en-us/library/ff628167.aspx" class="link external">&raquo;&nbsp;options de connexion SQLSRV</a>.
     </span>
    </dd>
   
  </dl>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.sqlsrv-connect-returnvalues">
  <h3 class="title">Valeurs de retour</h3>
  <p class="simpara">
   Une ressource de connexion. Si la connexion n&#039;a pu être ouverte, <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong> sera retourné.
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-function.sqlsrv-connect-examples">
  <h3 class="title">Exemples</h3>
  <div class="example" id="example-1">
   <p><strong>Exemple #1 Connexion en utilisant l&#039;authentification Windows.</strong></p>
   <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />$serverName </span><span style="color: #007700">= </span><span style="color: #DD0000">"serverName\\sqlexpress"</span><span style="color: #007700">; </span><span style="color: #FF8000">//serverName\instanceName<br /><br />// Vu que UID et PWD ne sont pas spécifiés dans le tableau $connectionInfo,<br />// la connexion va tenter d'utiliser l'authentification Windows.<br /></span><span style="color: #0000BB">$connectionInfo </span><span style="color: #007700">= array( </span><span style="color: #DD0000">"Database"</span><span style="color: #007700">=&gt;</span><span style="color: #DD0000">"dbName"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$conn </span><span style="color: #007700">= </span><span style="color: #0000BB">sqlsrv_connect</span><span style="color: #007700">( </span><span style="color: #0000BB">$serverName</span><span style="color: #007700">, </span><span style="color: #0000BB">$connectionInfo</span><span style="color: #007700">);<br /><br />if( </span><span style="color: #0000BB">$conn </span><span style="color: #007700">) {<br />     echo </span><span style="color: #DD0000">"Connexion établie.&lt;br /&gt;"</span><span style="color: #007700">;<br />}else{<br />     echo </span><span style="color: #DD0000">"La connexion n'a pu être établie.&lt;br /&gt;"</span><span style="color: #007700">;<br />     die( </span><span style="color: #0000BB">print_r</span><span style="color: #007700">( </span><span style="color: #0000BB">sqlsrv_errors</span><span style="color: #007700">(), </span><span style="color: #0000BB">true</span><span style="color: #007700">));<br />}<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
   </div>

  </div>
  <div class="example" id="example-2">
   <p><strong>Exemple #2 Connexion en spécifiant un nom d&#039;utilisateur et un mot de passe.</strong></p>
   <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />$serverName </span><span style="color: #007700">= </span><span style="color: #DD0000">"serverName\\sqlexpress"</span><span style="color: #007700">; </span><span style="color: #FF8000">//serverName\instanceName<br /></span><span style="color: #0000BB">$connectionInfo </span><span style="color: #007700">= array( </span><span style="color: #DD0000">"Database"</span><span style="color: #007700">=&gt;</span><span style="color: #DD0000">"dbName"</span><span style="color: #007700">, </span><span style="color: #DD0000">"UID"</span><span style="color: #007700">=&gt;</span><span style="color: #DD0000">"userName"</span><span style="color: #007700">, </span><span style="color: #DD0000">"PWD"</span><span style="color: #007700">=&gt;</span><span style="color: #DD0000">"password"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$conn </span><span style="color: #007700">= </span><span style="color: #0000BB">sqlsrv_connect</span><span style="color: #007700">( </span><span style="color: #0000BB">$serverName</span><span style="color: #007700">, </span><span style="color: #0000BB">$connectionInfo</span><span style="color: #007700">);<br /><br />if( </span><span style="color: #0000BB">$conn </span><span style="color: #007700">) {<br />     echo </span><span style="color: #DD0000">"Connexion établie.&lt;br /&gt;"</span><span style="color: #007700">;<br />}else{<br />     echo </span><span style="color: #DD0000">"La connexion n'a pu être établie.&lt;br /&gt;"</span><span style="color: #007700">;<br />     die( </span><span style="color: #0000BB">print_r</span><span style="color: #007700">( </span><span style="color: #0000BB">sqlsrv_errors</span><span style="color: #007700">(), </span><span style="color: #0000BB">true</span><span style="color: #007700">));<br />}<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
   </div>

  </div>
  <div class="example" id="example-3">
   <p><strong>Exemple #3 Connexion sur un port spécifique.</strong></p>
   <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />$serverName </span><span style="color: #007700">= </span><span style="color: #DD0000">"serverName\\sqlexpress, 1542"</span><span style="color: #007700">; </span><span style="color: #FF8000">//serverName\instanceName, portNumber (default is 1433)<br /></span><span style="color: #0000BB">$connectionInfo </span><span style="color: #007700">= array( </span><span style="color: #DD0000">"Database"</span><span style="color: #007700">=&gt;</span><span style="color: #DD0000">"dbName"</span><span style="color: #007700">, </span><span style="color: #DD0000">"UID"</span><span style="color: #007700">=&gt;</span><span style="color: #DD0000">"userName"</span><span style="color: #007700">, </span><span style="color: #DD0000">"PWD"</span><span style="color: #007700">=&gt;</span><span style="color: #DD0000">"password"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$conn </span><span style="color: #007700">= </span><span style="color: #0000BB">sqlsrv_connect</span><span style="color: #007700">( </span><span style="color: #0000BB">$serverName</span><span style="color: #007700">, </span><span style="color: #0000BB">$connectionInfo</span><span style="color: #007700">);<br /><br />if( </span><span style="color: #0000BB">$conn </span><span style="color: #007700">) {<br />     echo </span><span style="color: #DD0000">"Connexion établie.&lt;br /&gt;"</span><span style="color: #007700">;<br />}else{<br />     echo </span><span style="color: #DD0000">"La connexion n'a pu être établie.&lt;br /&gt;"</span><span style="color: #007700">;<br />     die( </span><span style="color: #0000BB">print_r</span><span style="color: #007700">( </span><span style="color: #0000BB">sqlsrv_errors</span><span style="color: #007700">(), </span><span style="color: #0000BB">true</span><span style="color: #007700">));<br />}<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
   </div>

  </div>
 </div>


 <div class="refsect1 notes" id="refsect1-function.sqlsrv-connect-notes">
  <h3 class="title">Notes</h3>
  <p class="simpara">
   Par défaut, la fonction <span class="function"><strong>sqlsrv_connect()</strong></span> utilise la file d&#039;attente
   de connexion afin d&#039;augmenter les performances. Pour désactiver cette file d&#039;attente
   (c.-à-d. et ainsi, forcer une nouvelle connexion à chaque appel à la fonction), définissez
   l&#039;option &quot;ConnectionPooling&quot; dans le tableau $connectionOptions à 0 (ou <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong>).
   Pour plus d&#039;informations se reporter au chapitre sur la
   <a href="http://msdn.microsoft.com/en-us/library/cc644930.aspx" class="link external">&raquo;&nbsp;file d&#039;attente de connexions SQLSRV</a>.
  </p>
  <p class="simpara">
   L&#039;extension SQLSRV n&#039;a pas de fonction dédiée pour modifier la base de données
   sur laquelle l&#039;extension est connectée. La base de données cible est spécifiée
   dans le tableau $connectionOptions passé à la fonction sqlsrv_connect.
   Pour changer la base de données sur une connexion ouverte, exécutez la requête suivante :
   &quot;USE dbName&quot; (c.-à-d. sqlsrv_query($conn, &quot;USE dbName&quot;)).
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.sqlsrv-connect-seealso">
  <h3 class="title">Voir aussi</h3>
  <ul class="simplelist">
   <li><span class="function"><a href="function.sqlsrv-close.php" class="function" rel="rdfs-seeAlso">sqlsrv_close()</a> - Cl&ocirc;ture une connexion &eacute;tablie et lib&egrave;re les ressources associ&eacute;es</span></li>
   <li><span class="function"><a href="function.sqlsrv-errors.php" class="function" rel="rdfs-seeAlso">sqlsrv_errors()</a> - Retourne une erreur ainsi que certaines informations sur la derni&egrave;re op&eacute;ration SQLSRV effectu&eacute;e</span></li>
   <li><span class="function"><a href="function.sqlsrv-query.php" class="function" rel="rdfs-seeAlso">sqlsrv_query()</a> - Pr&eacute;pare et ex&eacute;cute une requ&ecirc;te</span></li>
  </ul>
 </div>

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