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0b091b2fad
git-svn-id: https://svn.php.net/repository/phpdoc/es/trunk@330787 c90b9560-bf6c-de11-be94-00142212c4b1
110 lines
2.9 KiB
XML
110 lines
2.9 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- $Revision$ -->
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<!-- EN-Revision: 656d1610af1a960d87c8b7056e54d0d4c75fb123 Maintainer: seros Status: ready -->
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<!-- Reviewed: no -->
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<!-- Generated by xml_proto.php v2.3. Found in /scripts directory of phpdoc. -->
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<refentry xml:id="pdo.pgsqllobunlink" xmlns="http://docbook.org/ns/docbook">
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<refnamediv>
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<refname>PDO::pgsqlLOBUnlink</refname>
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<refpurpose>Elimina un objeto grande</refpurpose>
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</refnamediv>
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<refsect1 role="description">
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&reftitle.description;
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<methodsynopsis>
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<modifier>public</modifier> <type>bool</type><methodname>PDO::pgsqlLOBUnlink</methodname>
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<methodparam><type>string</type><parameter>oid</parameter></methodparam>
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</methodsynopsis>
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<para>
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Elimina un objeto grande identificado por OID de la base de datos.
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</para>
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<note>
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<simpara>
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Esta función debe invocarse dentro de una transacción.
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</simpara>
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</note>
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</refsect1>
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<refsect1 role="parameters">
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&reftitle.parameters;
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<para>
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<variablelist>
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<varlistentry>
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<term><parameter>oid</parameter></term>
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<listitem>
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<para>
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Un identificador de objeto grande.
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</para>
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</listitem>
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</varlistentry>
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</variablelist>
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</para>
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</refsect1>
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<refsect1 role="returnvalues">
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&reftitle.returnvalues;
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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 role="examples">
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&reftitle.examples;
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<para>
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<example>
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<title>Un ejemplo de <function>PDO::pgsqlLOBUnlink</function></title>
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<para>
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Este ejemplo desvincula un objeto grande de la base de datos antes de eliminar
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la fila que hace referencia a él desde la tabla de blobs que se han utilizado en
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los ejemplos de <function>PDO::pgsqlLOBCreate</function> y
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<function>PDO::pgsqlLOBOpen</function>.
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</para>
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<programlisting role="php">
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<![CDATA[
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<?php
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$bd = new PDO('pgsql:dbname=test host=localhost', $usuario, $contraseña);
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$bd->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
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$bd->beginTransaction();
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$bd->pgsqlLOBUnlink($oid);
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$sentencia = $bd->prepare("DELETE FROM BLOBS where ident = ?");
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$sentencia->execute(array($some_id));
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$bd->commit();
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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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</refsect1>
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<refsect1 role="seealso">
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&reftitle.seealso;
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<para>
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<simplelist>
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<member><function>PDO::pgsqlLOBOpen</function></member>
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<member><function>PDO::pgsqlLOBCreate</function></member>
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</simplelist>
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</para>
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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:"~/.phpdoc/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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