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<refentry id="function.sqlite-exec">
 <refnamediv>
  <refname>sqlite_exec</refname>
  <refname>SQLiteDatabase->exec</refname>
  <refpurpose>Executes a result-less query against a given database</refpurpose>
 </refnamediv>

 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>bool</type><methodname>sqlite_exec</methodname>
   <methodparam><type>resource</type><parameter>dbhandle</parameter></methodparam>
   <methodparam><type>string</type><parameter>query</parameter></methodparam>
  </methodsynopsis>
  <methodsynopsis>
   <type>bool</type><methodname>sqlite_exec</methodname>
   <methodparam><type>string</type><parameter>query</parameter></methodparam>
   <methodparam><type>resource</type><parameter>dbhandle</parameter></methodparam>
  </methodsynopsis>
  <para>Object oriented style (method):</para>
  <classsynopsis>
   <ooclass><classname>SQLiteDatabase</classname></ooclass>
   <methodsynopsis>
    <type>bool</type><methodname>exec</methodname>
    <methodparam><type>string</type><parameter>query</parameter></methodparam>
   </methodsynopsis>
  </classsynopsis>
  <para>
   Executes an SQL statement given by the <parameter>query</parameter> against
   a given database handle (specified by the <parameter>dbhandle</parameter> 
   parameter).
  </para>
  <warning>
   <simpara>
    SQLite <emphasis>will</emphasis> execute multiple queries separated by
    semicolons, so you can use it to execute a batch of SQL that you have
    loaded from a file or have embedded in a script.
   </simpara>
  </warning>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>query</parameter></term>
     <listitem>
      <para>
       The query to be executed.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>dbhandle</parameter></term>
     <listitem>
      <para>
       The SQLite Database resource; returned from <function>sqlite_open
       </function> when used procedurally.  This parameter is not required
       when using the object-oriented method.
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
  &sqlite.param-compat;
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   This function will return a boolean result; &true; for success or &false; for failure.
   If you need to run a query that returns rows, see <function>sqlite_query</function>.
  </para>
  &sqlite.case-fold;
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title>Procedural example</title>
    <programlisting role="php">
<![CDATA[
<?php
$dbhandle = sqlite_open('mysqlitedb');
$query = sqlite_exec($dbhandle, "UPDATE users SET email='jDoe@example.com' WHERE username='jDoe'");
if (!$query) {
    exit('Error in query.');
} else {
    echo 'Number of rows modified: ', sqlite_changes($dbhandle);
}
?>]]>
    </programlisting>
   </example>
  </para>
  <para>
   <example>
    <title>Object-oriented example</title>
    <programlisting role="php">
<![CDATA[
<?php
$dbhandle = new SQLiteDatabase('mysqlitedb');
$query = $dbhandle->exec("UPDATE users SET email='jDoe@example.com' WHERE username='jDoe'");
if (!$query) {
    exit('Error in query.');
} else {
    echo 'Number of rows modified: ', $dbhandle->changes();
}
?>]]>
    </programlisting>
   </example>
  </para>
 </refsect1>
 
 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><function>sqlite_query</function></member>
    <member><function>sqlite_unbuffered_query</function></member>
    <member><function>sqlite_array_query</function></member>
   </simplelist>
  </para>
 </refsect1>
</refentry>

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