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git-svn-id: https://svn.php.net/repository/phpdoc/es/trunk@310979 c90b9560-bf6c-de11-be94-00142212c4b1
118 lines
3.0 KiB
XML
118 lines
3.0 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- $Revision$ -->
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<!-- EN-Revision: 96c9d88bad9a7d7d44bfb7f26c226df7ee9ddf26 Maintainer: jvenegasperu Status: ready -->
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<!-- splitted from ./en/functions/pgsql.xml, last change in rev 1.61 -->
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<refentry xml:id='function.pg-cancel-query' xmlns="http://docbook.org/ns/docbook">
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<refnamediv>
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<refname>pg_cancel_query</refname>
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<refpurpose>
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Cancelar una consulta asíncrona
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</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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<type>bool</type><methodname>pg_cancel_query</methodname>
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<methodparam><type>resource</type><parameter>connection</parameter></methodparam>
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</methodsynopsis>
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<para>
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<function>pg_cancel_query</function> cancela una consulta asíncrona enviada con
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<function>pg_send_query</function>, <function>pg_send_query_params</function>
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o <function>pg_send_execute</function>. No se puede cancelar una consulta ejecutada con
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<function>pg_query</function>.
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</para>
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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>connection</parameter></term>
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<listitem>
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<para>
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Recurso de conexión de base de datos PostgreSQL.
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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>Ejemplo de <function>pg_cancel_query</function></title>
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<programlisting role="php">
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<![CDATA[
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<?php
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$dbconn = pg_connect("dbname=publisher") or die("No se ha podido conectar");
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if (!pg_connection_busy($dbconn)) {
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pg_send_query($dbconn, "select * from authors; select count(*) from authors;");
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}
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$res1 = pg_get_result($dbconn);
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echo "Primera llamada a pg_get_result(): $res1\n";
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$rows1 = pg_num_rows($res1);
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echo "$res1 tiene $rows1 registros\n\n";
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// Cancelar la consulta que esta ejecutandose actualmente. Será la segunda consulta,
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// si aun se esta ejecutando.
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pg_cancel_query($dbconn);
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?>
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]]>
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</programlisting>
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&example.outputs;
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<screen>
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<![CDATA[
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Primera llamada a pg_get_result(): id del Recurso #3
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id del Recurso #3 tiene 3 registros
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]]>
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</screen>
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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>pg_send_query</function></member>
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<member><function>pg_connection_busy</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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