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?>
<div id="mysql-xdevapi-rowresult.getcolumns" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">RowResult::getColumns</h1>
  <p class="verinfo">(No version information available, might only be in Git)</p><p class="refpurpose"><span class="refname">RowResult::getColumns</span> &mdash; <span class="dc-title">Devuelve los metadatos de las columnas</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-mysql-xdevapi-rowresult.getcolumns-description">
  <h3 class="title">Descripción</h3>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="methodname"><strong>mysql_xdevapi\RowResult::getColumns</strong></span>(): <span class="type"><a href="language.types.array.php" class="type array">array</a></span></div>

  <p class="para rdfs-comment">
   Devuelve los metadatos de las columnas presentes en el conjunto de resultados.
  </p>

  
<div class="warning"><strong class="warning">Advertencia</strong>
<p class="simpara">
 Esta función está actualmente no documentada; solo la lista de sus argumentos está disponible.
</p>
</div>


 </div>


 <div class="refsect1 parameters" id="refsect1-mysql-xdevapi-rowresult.getcolumns-parameters">
  <h3 class="title">Parámetros</h3>
  <p class="para">Esta función no contiene ningún parámetro.</p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-mysql-xdevapi-rowresult.getcolumns-returnvalues">
  <h3 class="title">Valores devueltos</h3>
  <p class="para">
   Un array de FieldMetadata que representa las columnas del resultado,
   o un array vacío si el conjunto de resultados está vacío.
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-mysql-xdevapi-rowresult.getcolumns-examples">
  <h3 class="title">Ejemplos</h3>
  <div class="example" id="example-1">
   <p><strong>Ejemplo #1 Ejemplo de <span class="function"><strong>mysql_xdevapi\RowResult::getColumns()</strong></span></strong></p>
   <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />$session </span><span style="color: #007700">= </span><span style="color: #0000BB">mysql_xdevapi\getSession</span><span style="color: #007700">(</span><span style="color: #DD0000">"mysqlx://user:password@localhost"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$session</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">sql</span><span style="color: #007700">(</span><span style="color: #DD0000">"DROP DATABASE addressbook"</span><span style="color: #007700">)-&gt;</span><span style="color: #0000BB">execute</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">$session</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">sql</span><span style="color: #007700">(</span><span style="color: #DD0000">"CREATE DATABASE foo"</span><span style="color: #007700">)-&gt;</span><span style="color: #0000BB">execute</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">$session</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">sql</span><span style="color: #007700">(</span><span style="color: #DD0000">"CREATE TABLE foo.test_table(x int)"</span><span style="color: #007700">)-&gt;</span><span style="color: #0000BB">execute</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">$session</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">sql</span><span style="color: #007700">(</span><span style="color: #DD0000">"INSERT INTO addressbook.names values ('John', 42), ('Sam', 33)"</span><span style="color: #007700">)-&gt;</span><span style="color: #0000BB">execute</span><span style="color: #007700">();<br /><br /></span><span style="color: #0000BB">$sql </span><span style="color: #007700">= </span><span style="color: #0000BB">$session</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">sql</span><span style="color: #007700">(</span><span style="color: #DD0000">"SELECT * from addressbook.names"</span><span style="color: #007700">)-&gt;</span><span style="color: #0000BB">execute</span><span style="color: #007700">();<br /><br /></span><span style="color: #0000BB">$cols </span><span style="color: #007700">= </span><span style="color: #0000BB">$sql</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">getColumns</span><span style="color: #007700">();<br /><br /></span><span style="color: #0000BB">print_r</span><span style="color: #007700">(</span><span style="color: #0000BB">$cols</span><span style="color: #007700">);</span></span></code></div>
   </div>

   <div class="example-contents"><p>Resultado del ejemplo anterior es similar a:</p></div>
   <div class="example-contents screen">
<div class="examplescode"><pre class="examplescode">Array
(
    [0] =&gt; mysql_xdevapi\FieldMetadata Object
        (
            [type] =&gt; 7
            [type_name] =&gt; BYTES
            [name] =&gt; name
            [original_name] =&gt; name
            [table] =&gt; names
            [original_table] =&gt; names
            [schema] =&gt; addressbook
            [catalog] =&gt; def
            [collation] =&gt; 255
            [fractional_digits] =&gt; 0
            [length] =&gt; 65535
            [flags] =&gt; 0
            [content_type] =&gt; 0
        )
    [1] =&gt; mysql_xdevapi\FieldMetadata Object
        (
            [type] =&gt; 1
            [type_name] =&gt; SINT
            [name] =&gt; age
            [original_name] =&gt; age
            [table] =&gt; names
            [original_table] =&gt; names
            [schema] =&gt; addressbook
            [catalog] =&gt; def
            [collation] =&gt; 0
            [fractional_digits] =&gt; 0
            [length] =&gt; 11
            [flags] =&gt; 0
            [content_type] =&gt; 0
        )
)</pre>
</div>
   </div>
  </div>
 </div>


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