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pg-result-seek.xml
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pg-result-seek.xml
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<?xml version="1.0" encoding="utf-8"?>
<!-- EN-Revision: 96c9d88bad9a7d7d44bfb7f26c226df7ee9ddf26 Maintainer: pastore Status: ready -->
<!-- splitted from ./en/functions/pgsql.xml, last change in rev 1.2 -->
<refentry xml:id="function.pg-result-seek" xmlns="http://docbook.org/ns/docbook">
<refnamediv>
<refname>pg_result_seek</refname>
<refpurpose>Imposta l'offset di riga interno nella risorsa risultato</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>bool</type><methodname>pg_result_seek</methodname>
<methodparam><type>resource</type><parameter>result</parameter></methodparam>
<methodparam><type>int</type><parameter>offset</parameter></methodparam>
</methodsynopsis>
<para>
<function>pg_result_seek</function> imposta l'offset di riga interno in
una risorsa risultato.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
<varlistentry>
<term><parameter>result</parameter></term>
<listitem>
<para>
Risorsa dei risultati della query PostgreSQL, restituita da <function>pg_query</function>,
<function>pg_query_params</function> o <function>pg_execute</function>
(tra le altre).
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>offset</parameter></term>
<listitem>
<para>
Riga in cui spostare l'offset interno nella risorsa <parameter>result</parameter>.
Le righe sono numerate a partire da zero.
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
&return.success;
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title>Esempio di <function>pg_result_seek</function></title>
<programlisting role="php">
<![CDATA[
<?php
// Connessione al database
$conn = pg_pconnect("dbname=publisher");
// Esecuzione di una query
$result = pg_query($conn, "SELECT author, email FROM authors");
// Va alla terza riga (supponendo che ci siano 3 righe)
pg_result_seek($result, 2);
// Recupera la terza riga
$row = pg_fetch_row($result);
?>
]]>
</programlisting>
</example>
</para>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><function>pg_fetch_row</function></member>
<member><function>pg_fetch_assoc</function></member>
<member><function>pg_fetch_array</function></member>
<member><function>pg_fetch_object</function></member>
<member><function>pg_fetch_result</function></member>
</simplelist>
</para>
</refsect1>
</refentry>
<!-- Keep this comment at the end of the file
Local variables:
mode: sgml
sgml-omittag:t
sgml-shorttag:t
sgml-minimize-attributes:nil
sgml-always-quote-attributes:t
sgml-indent-step:1
sgml-indent-data:t
indent-tabs-mode:nil
sgml-parent-document:nil
sgml-default-dtd-file:"~/.phpdoc/manual.ced"
sgml-exposed-tags:nil
sgml-local-catalogs:nil
sgml-local-ecat-files:nil
End:
vim600: syn=xml fen fdm=syntax fdl=2 si
vim: et tw=78 syn=sgml
vi: ts=1 sw=1
-->