mirror of
https://github.com/sigmasternchen/php-doc-en
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a5146131c6
git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@153795 c90b9560-bf6c-de11-be94-00142212c4b1
141 lines
3.5 KiB
XML
141 lines
3.5 KiB
XML
<?xml version="1.0" encoding="iso-8859-1"?>
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<!-- $Revision: 1.15 $ -->
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<refentry id="function.mysqli-autocommit">
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<refnamediv>
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<refname>mysqli_autocommit</refname>
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<refname> mysqli->auto_commit</refname>
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<refpurpose>Turns on or off auto-commiting database modifications</refpurpose>
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</refnamediv>
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<refsect1>
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<title>Description</title>
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<para>Procedural style:</para>
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<methodsynopsis>
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<type>bool</type><methodname>mysqli_autocommit</methodname>
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<methodparam><type>object</type><parameter>link</parameter></methodparam>
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<methodparam><type>bool</type><parameter>mode</parameter></methodparam>
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</methodsynopsis>
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<para>Object oriented style (method)</para>
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<classsynopsis>
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<ooclass><classname>mysqli</classname></ooclass>
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<methodsynopsis>
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<type>bool</type>
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<methodname>auto_commit</methodname>
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<methodparam><type>bool</type><parameter>mode</parameter></methodparam>
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</methodsynopsis>
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</classsynopsis>
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<para>
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<function>mysqli_autocommit</function> is used to turn on or off auto-commit mode
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on queries for the database connection represented by the <parameter>link</parameter>
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object.
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</para>
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<note>
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<para>
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<function>mysqli_autocommit</function> doesn't work with non transactional
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table types (like MyISAM or ISAM).
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</para>
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<para>
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To determine the current state of autocommit use the SQL command
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'SELECT @@autocommit'.
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</para>
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</note>
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</refsect1>
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<refsect1>
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<title>Return values</title>
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<para>
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&return.success;
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</para>
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</refsect1>
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<refsect1>
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<title>See also</title>
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<para>
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<function>mysqli_commit</function>,
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<function>mysqli_rollback</function>.
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</para>
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</refsect1>
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<refsect1>
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<title>Example</title>
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<example>
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<title>Object oriented style</title>
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<programlisting role="php">
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<![CDATA[
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<?php
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$mysqli = new mysqli("localhost", "my_user", "my_password", "world");
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if (mysqli_connect_errno()) {
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printf("Connect failed: %s\n", mysqli_connect_error());
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exit();
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}
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/* turn autocommit on */
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$mysqli->autocommit(TRUE);
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if ($result = $mysqli->query("SELECT @@autocommit")) {
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$row = $result->fetch_row();
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printf("Autocommit is %s\n", $row[0]);
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$result->free();
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}
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/* close connection */
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$mysqli->close();
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?>
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]]>
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</programlisting>
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</example>
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<example>
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<title>Procedural style</title>
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<programlisting role="php">
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<![CDATA[
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<?php
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$link = mysqli_connect("localhost", "my_user", "my_password", "world");
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if (!$link) {
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printf("Can't connect to localhost. Error: %s\n", mysqli_connect_error());
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exit();
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}
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/* turn autocommit on */
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mysqli_autocommit($link, TRUE);
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if ($result = mysqli_query($link, "SELECT @@autocommit")) {
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$row = mysqli_fetch_row($result);
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printf("Autocommit is %s\n", $row[0]);
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mysqli_free_result($result);
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}
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/* close connection */
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mysqli_close($link);
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?>
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]]>
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</programlisting>
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</example>
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<para>
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The above examples would produce the following output:
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</para>
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<screen>
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<![CDATA[
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Autocommit is 1
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]]>
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</screen>
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</refsect1>
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</refentry>
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<!-- Keep this comment at the end of the file
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Local variables:
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mode: sgml
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sgml-omittag:t
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sgml-shorttag:t
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sgml-minimize-attributes:nil
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sgml-always-quote-attributes:t
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sgml-indent-step:1
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sgml-indent-data:t
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indent-tabs-mode:nil
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sgml-parent-document:nil
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sgml-default-dtd-file:"../../../../manual.ced"
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sgml-exposed-tags:nil
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sgml-local-catalogs:nil
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sgml-local-ecat-files:nil
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End:
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vim600: syn=xml fen fdm=syntax fdl=2 si
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vim: et tw=78 syn=sgml
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vi: ts=1 sw=1
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-->
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