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140 lines
3.7 KiB
XML
140 lines
3.7 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- $Revision$ -->
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<!-- EN-Revision: c2eca73ef79ebe78cebb34053e41b565af504c4f Maintainer: conni Status: ready -->
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<refentry xml:id="function.pg-get-result" xmlns="http://docbook.org/ns/docbook">
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<refnamediv>
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<refname>pg_get_result</refname>
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<refpurpose>Liefert asynchrone Abfrageergebnisse</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 class="union"><type>PgSql\Result</type><type>false</type></type><methodname>pg_get_result</methodname>
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<methodparam><type>PgSql\Connection</type><parameter>connection</parameter></methodparam>
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</methodsynopsis>
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<para>
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<function>pg_get_result</function> gibt die <classname>PgSql\Result</classname>-Instanz einer
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asynchronen Abfrage zurück, die mit <function>pg_send_query</function>,
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<function>pg_send_query_params</function> oder
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<function>pg_send_execute</function> an den Datenbankserver gesendet wurde.
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</para>
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<para>
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Mit <function>pg_send_query</function> und auch den anderen asynchronen
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Abfragefunktionen können mehrere Abfragen an den Server geschickt werden.
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Deren Ergebnisse können mit <function>pg_get_result</function> nacheinander
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abgefragt werden.
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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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&pgsql.parameter.connection;
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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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Bei Erfolg wird eine <classname>PgSql\Result</classname>-Instanz zurückgegeben oder &false;, falls es
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keine Ergebnisse gibt.
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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.return-result-object;
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&pgsql.changelog.connection-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><function>pg_get_result</function>-Beispiel</title>
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<programlisting role="php">
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<![CDATA[
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<?php
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$dbconn = pg_connect("dbname=publisher") or die("Verbindungsaufbau fehlgeschlagen");
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if (!pg_connection_busy($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 "Der erste Aufruf von pg_get_result(): $res1\n";
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$rows1 = pg_num_rows($res1);
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echo "$res1 hat $rows1 Zeilen\n\n";
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$res2 = pg_get_result($dbconn);
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echo "Der zweite Aufruf von pg_get_result(): $res2\n";
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$rows2 = pg_num_rows($res2);
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echo "$res2 hat $rows2 Zeilen\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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Der erste Aufruf von pg_get_result(): Resource id #3
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Resource id #3 hat 3 Zeilen
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Der zweite Aufruf von pg_get_result(): Resource id #4
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Resource id #4 hat 1 Zeilen
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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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</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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