php-doc-en/reference/sybase/functions/sybase-affected-rows.xml
2003-12-15 16:55:22 +00:00

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<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.7 $ -->
<!-- splitted from ./en/functions/sybase.xml, last change in rev 1.2 -->
<refentry id="function.sybase-affected-rows">
<refnamediv>
<refname>sybase_affected_rows</refname>
<refpurpose>Gets number of affected rows in last query</refpurpose>
</refnamediv>
<refsect1>
<title>Description</title>
<methodsynopsis>
<type>int</type><methodname>sybase_affected_rows</methodname>
<methodparam choice="opt"><type>resource</type><parameter>link_identifier</parameter></methodparam>
</methodsynopsis>
<para>
<function>sybase_affected_rows</function> returns the number of
rows affected by the last INSERT, UPDATE or DELETE query on the
server associated with the specified link identifier. If the
link identifier isn't specified, the last opened link is assumed.
</para>
<para>
<example>
<title>Delete-Query</title>
<programlisting role="php">
<![CDATA[
<?php
/* connect to database */
sybase_connect('SYBASE', '', '') or
die("Could not connect");
sybase_select_db("db");
sybase_query("DELETE FROM sometable WHERE id < 10");
printf("Records deleted: %d\n", sybase_affected_rows());
?>
]]>
</programlisting>
<para>
The above example would produce the following output:
</para>
<screen>
<![CDATA[
Records deleted: 10
]]>
</screen>
</example>
</para>
<para>
This command is not effective for SELECT statements, only on
statements which modify records. To retrieve the number of rows
returned from a SELECT, use <function>sybase_num_rows</function>.
&sybase.ct.only;
</para>
<para>
See also <function>sybase_num_rows</function>.
</para>
</refsect1>
</refentry>
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