Added pg_ping() desc.

git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@97690 c90b9560-bf6c-de11-be94-00142212c4b1

reference/pgsql/functions/pg-ping.xml

@@ -0,0 +1,65 @@
+<?xml version="1.0" encoding="iso-8859-1"?>
+<!-- $Revision: 1.1 $ -->
+<!-- splitted from ./en/functions/pgsql.xml, last change in rev 1.2 -->
+  <refentry id="function.pg-ping">
+   <refnamediv>
+    <refname>pg_ping</refname>
+    <refpurpose>Ping database connection</refpurpose>
+   </refnamediv>
+   <refsect1>
+    <title>Description</title>
+     <methodsynopsis>
+      <type>array</type><methodname>pg_ping</methodname>
+      <methodparam><type>resource</type><parameter>connection</parameter></methodparam>
+     </methodsynopsis>
+    <para>
+     <function>pg_ping</function> ping database connection, try to
+     reconnect if it is broken. It returns &true is connection is
+     alive, otherwise &false;.
+    </para>
+    <para>
+     See also <function>pg_connection_status</function> and
+    <function>pg_connection_reset</function>.
+    </para>
+    <para>
+     <example>
+      <title>PostgreSQL fetch array</title>
+      <programlisting role="php">
+<![CDATA[
+<?php 
+$conn = pg_pconnect ("dbname=publisher");
+if (!$conn) {
+    echo "An error occured.\n";
+    exit;
+}
+
+if (!pg_ping($conn))
+    die("Connection is broken\n");
+?>
+]]>
+      </programlisting>
+     </example>
+    </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:"../../../../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
+-->