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130 lines
3.6 KiB
XML
130 lines
3.6 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- EN-Revision: c2eca73ef79ebe78cebb34053e41b565af504c4f Maintainer: aur Status: ready -->
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<!-- Reviewed: no -->
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<refentry xml:id="function.pg-affected-rows" xmlns="http://docbook.org/ns/docbook">
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<refnamediv>
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<refname>pg_affected_rows</refname>
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<refpurpose>Возвращает количество затронутых запросом записей (кортежей)</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>int</type><methodname>pg_affected_rows</methodname>
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<methodparam><type>PgSql\Result</type><parameter>result</parameter></methodparam>
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</methodsynopsis>
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<para>
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<function>pg_affected_rows</function> возвращает количество кортежей
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(сущностей/записей/рядов) затронутых запросом <literal>INSERT</literal>,
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<literal>UPDATE</literal>, и <literal>DELETE</literal>
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queries.
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</para>
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<para>
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С версии PostgreSQL 9.0 и новее, сервер возвращает число выбранных рядов для запроса SELECT.
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Более старые версии возвращают 0 для SELECT.
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</para>
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<note>
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<para>
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Ранее данная функция называлась <function>pg_cmdtuples</function>.
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</para>
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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>result</parameter></term>
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<listitem>
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&pgsql.parameter.result;
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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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Количество записей, затронутых запросом. Если ни один кортеж
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не был затронут, функция вернёт <literal>0</literal>.
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</para>
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</refsect1>
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<refsect1 role="changelog">
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&reftitle.changelog;
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<informaltable>
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<tgroup cols="2">
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<thead>
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<row>
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<entry>&Version;</entry>
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<entry>&Description;</entry>
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</row>
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</thead>
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<tbody>
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&pgsql.changelog.result-object;
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</tbody>
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</tgroup>
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</informaltable>
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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>Пример использования <function>pg_affected_rows</function></title>
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<programlisting role="php">
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<![CDATA[
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<?php
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$result = pg_query($conn, "INSERT INTO authors VALUES ('Orwell', 2002, 'Animal Farm')");
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$cmdtuples = pg_affected_rows($result);
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echo $cmdtuples . " кортежей затронуто.\n";
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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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1 кортежей затронуто.
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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_query</function></member>
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<member><function>pg_query_params</function></member>
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<member><function>pg_execute</function></member>
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<member><function>pg_num_rows</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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