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<div id="function.sqlsrv-query" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">sqlsrv_query</h1>
  <p class="verinfo">(No version information available, might only be in Git)</p><p class="refpurpose"><span class="refname">sqlsrv_query</span> &mdash; <span class="dc-title">Prepares and executes a query</span></p>

 </div>
 <div class="refsect1 description" id="refsect1-function.sqlsrv-query-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>sqlsrv_query</strong></span>(<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.resource.php" class="type resource">resource</a></span> <code class="parameter">$conn</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$sql</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.array.php" class="type array">array</a></span> <code class="parameter">$params</code><span class="initializer"> = ?</span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.array.php" class="type array">array</a></span> <code class="parameter">$options</code><span class="initializer"> = ?</span></span><br>): <span class="type"><a href="language.types.mixed.php" class="type mixed">mixed</a></span></div>

  <p class="simpara">
   Prepares and executes a query.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.sqlsrv-query-parameters">
  <h3 class="title">参数</h3>
  <dl>
   
    <dt><code class="parameter">conn</code></dt>
    <dd>
     <span class="simpara">
      A connection resource returned by <span class="function"><a href="function.sqlsrv-connect.php" class="function">sqlsrv_connect()</a></span>.
     </span>
    </dd>
   
   
    <dt><code class="parameter">sql</code></dt>
    <dd>
     <span class="simpara">
      The string that defines the query to be prepared and executed.
     </span>
    </dd>
   
   
    <dt><code class="parameter">params</code></dt>
    <dd>
     <p class="para">
      An array specifying parameter information when executing a parameterized query.
      Array elements can be any of the following:
      <ul class="simplelist">
       <li>A literal value</li>
       <li>A PHP variable</li>
       <li>An array with this structure:
       array($value [, $direction [, $phpType [, $sqlType]]])</li>
      </ul>
      The following table describes the elements in the array structure above:
      </p>
      <table class="doctable table">
      <caption><strong>Array structure</strong></caption>
      
       <thead>
        <tr>
         <th>Element</th>
         <th>Description</th>
        </tr>

       </thead>

       <tbody class="tbody">
        <tr>
         <td>$value</td>
         <td>A literal value, a PHP variable, or a PHP by-reference variable.</td>
        </tr>

        <tr>
         <td>$direction (optional)</td>
         <td>One of the following SQLSRV constants used to indicate the
         parameter direction: SQLSRV_PARAM_IN, SQLSRV_PARAM_OUT, SQLSRV_PARAM_INOUT.
         The default value is SQLSRV_PARAM_IN.</td>
        </tr>

        <tr>
         <td>$phpType (optional)</td>
         <td>A SQLSRV_PHPTYPE_* constant that specifies PHP data type of the
         returned value.</td>
        </tr>

        <tr>
         <td>$sqlType (optional)</td>
         <td>A SQLSRV_SQLTYPE_* constant that specifies the SQL Server data
         type of the input value.</td>
        </tr>

       </tbody>
      
     </table>

    </dd>
   
   
    <dt><code class="parameter">options</code></dt>
    <dd>
     <span class="simpara">
      An array specifying query property options. The supported keys are described
      in the following table:
     </span>
     <table class="doctable table">
      <caption><strong>Query Options</strong></caption>
      
       <thead>
        <tr>
         <th>Key</th>
         <th>Values</th>
         <th>Description</th>
        </tr>

       </thead>

       <tbody class="tbody">
        <tr>
         <td>QueryTimeout</td>
         <td>A positive integer value.</td>
         <td>Sets the query timeout in seconds. By default, the driver will
         wait indefinitely for results.</td>
        </tr>

        <tr>
         <td>SendStreamParamsAtExec</td>
         <td><strong><code><a href="reserved.constants.php#constant.true">true</a></code></strong> or <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong> (the default is <strong><code><a href="reserved.constants.php#constant.true">true</a></code></strong>)</td>
         <td>Configures the driver to send all stream data at execution (<strong><code><a href="reserved.constants.php#constant.true">true</a></code></strong>),
         or to send stream data in chunks (<strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong>). By default, the value is set
         to <strong><code><a href="reserved.constants.php#constant.true">true</a></code></strong>. For more information, see <span class="function"><a href="function.sqlsrv-send-stream-data.php" class="function">sqlsrv_send_stream_data()</a></span>.</td>
        </tr>

        <tr>
         <td>Scrollable</td>
         <td>SQLSRV_CURSOR_FORWARD, SQLSRV_CURSOR_STATIC, SQLSRV_CURSOR_DYNAMIC,
         or SQLSRV_CURSOR_KEYSET</td>
         <td>See <a href="http://msdn.microsoft.com/en-us/library/ee376927.aspx" class="link external">&raquo;&nbsp;Specifying
         a Cursor Type and Selecting Rows</a> in the Microsoft SQLSRV documentation.</td>
        </tr>

       </tbody>
      
     </table>

    </dd>
   
  </dl>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.sqlsrv-query-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="simpara">
   Returns a statement resource on success and <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong> if an error occurred.
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-function.sqlsrv-query-examples">
  <h3 class="title">示例</h3>
  <div class="example" id="example-1">
   <p><strong>示例 #1 <span class="function"><strong>sqlsrv_query()</strong></span> example</strong></p>
   <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />$serverName </span><span style="color: #007700">= </span><span style="color: #DD0000">"serverName\sqlexpress"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$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">$connectionInfo</span><span style="color: #007700">);<br />if( </span><span style="color: #0000BB">$conn </span><span style="color: #007700">=== </span><span style="color: #0000BB">false </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 /><br /></span><span style="color: #0000BB">$sql </span><span style="color: #007700">= </span><span style="color: #DD0000">"INSERT INTO Table_1 (id, data) VALUES (?, ?)"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$params </span><span style="color: #007700">= array(</span><span style="color: #0000BB">1</span><span style="color: #007700">, </span><span style="color: #DD0000">"some data"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$stmt </span><span style="color: #007700">= </span><span style="color: #0000BB">sqlsrv_query</span><span style="color: #007700">( </span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #0000BB">$sql</span><span style="color: #007700">, </span><span style="color: #0000BB">$params</span><span style="color: #007700">);<br />if( </span><span style="color: #0000BB">$stmt </span><span style="color: #007700">=== </span><span style="color: #0000BB">false </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-query-notes">
  <h3 class="title">注释</h3>
  <p class="simpara">
   For statements that you plan to execute only once, use <span class="function"><strong>sqlsrv_query()</strong></span>.
   If you intend to re-execute a statement with different parameter values, use
   the combination of <span class="function"><a href="function.sqlsrv-prepare.php" class="function">sqlsrv_prepare()</a></span> and <span class="function"><a href="function.sqlsrv-execute.php" class="function">sqlsrv_execute()</a></span>.
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.sqlsrv-query-seealso">
  <h3 class="title">参见</h3>
  <ul class="simplelist">
   <li><span class="function"><a href="function.sqlsrv-prepare.php" class="function" rel="rdfs-seeAlso">sqlsrv_prepare()</a> - Prepares a query for execution</span></li>
   <li><span class="function"><a href="function.sqlsrv-execute.php" class="function" rel="rdfs-seeAlso">sqlsrv_execute()</a> - Executes a statement prepared with sqlsrv_prepare</span></li>
  </ul>
 </div>

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