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<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<!-- splitted from ./en/functions/pgsql.xml, last change in rev 1.82 -->
<refentry xml:id='function.pg-transaction-status' xmlns="http://docbook.org/ns/docbook">
<refnamediv>
<refname>pg_transaction_status</refname>
<refpurpose>Returns the current in-transaction status of the server</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>int</type><methodname>pg_transaction_status</methodname>
<methodparam><type>PgSql\Connection</type><parameter>connection</parameter></methodparam>
</methodsynopsis>
<para>
Returns the current in-transaction status of the server.
</para>
<caution>
<para>
<function>pg_transaction_status</function> will give incorrect results when using
a PostgreSQL 7.3 server that has the parameter <literal>autocommit</literal>
set to off. The server-side autocommit feature has been
deprecated and does not exist in later server versions.
</para>
</caution>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
<varlistentry>
<term><parameter>connection</parameter></term>
<listitem>
&pgsql.parameter.connection;
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>The status can be <constant>PGSQL_TRANSACTION_IDLE</constant> (currently idle),
<constant>PGSQL_TRANSACTION_ACTIVE</constant> (a command is in progress),
<constant>PGSQL_TRANSACTION_INTRANS</constant> (idle, in a valid transaction block),
or <constant>PGSQL_TRANSACTION_INERROR</constant> (idle, in a failed transaction block).
<constant>PGSQL_TRANSACTION_UNKNOWN</constant> is reported if the connection is bad.
<constant>PGSQL_TRANSACTION_ACTIVE</constant> is reported only when a query
has been sent to the server and not yet completed.
</para>
</refsect1>
<refsect1 role="changelog">
&reftitle.changelog;
<informaltable>
<tgroup cols="2">
<thead>
<row>
<entry>&Version;</entry>
<entry>&Description;</entry>
</row>
</thead>
<tbody>
&pgsql.changelog.connection-object;
</tbody>
</tgroup>
</informaltable>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title><function>pg_transaction_status</function> example</title>
<programlisting role="php">
<![CDATA[
<?php
$dbconn = pg_connect("dbname=publisher") or die("Could not connect");
$stat = pg_transaction_status($dbconn);
if ($stat === PGSQL_TRANSACTION_UNKNOWN) {
echo 'Connection is bad';
} else if ($stat === PGSQL_TRANSACTION_IDLE) {
echo 'Connection is currently idle';
} else {
echo 'Connection is in a transaction state';
}
?>
]]>
</programlisting>
</example>
</para>
</refsect1>
</refentry>
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