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<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision: 317663 $ -->
<refentry xml:id="tokyotyrantquery.hint" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
<refnamediv>
<refname>TokyoTyrantQuery::hint</refname>
<refpurpose>Get the hint string of the query</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<modifier>public</modifier> <type>string</type><methodname>TokyoTyrantQuery::hint</methodname>
<void />
</methodsynopsis>
<para>
Get the hint string of the query. The hint string contains information about an executed query and
it could be compared to for example MySQL EXPLAIN statement.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
&no.function.parameters;
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
This method always returns a string
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title>TokyoTyrantQuery::hint example</title>
<programlisting role="php">
<![CDATA[
<?php
$tt = new TokyoTyrantTable("localhost", 1979);
$tt->vanish();
for ($i = 0; $i < 11; $i++) {
$tt->put(null, array('a_col' => 'a' . $i, 'b_col' => 'b' . $i));
}
$query = $tt->getQuery();
$query->addCond('a_col', TokyoTyrant::RDBQC_STRBW, 'a');
$query->search();
var_dump($query->hint());
?>
]]>
</programlisting>
&example.outputs.similar;
<screen>
<![CDATA[
string(72) "
scanning the whole table
result set size: 11
leaving the natural order
"
]]>
</screen>
</example>
</para>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><methodname>TokyoTyrantQuery::addCond</methodname></member>
</simplelist>
</para>
</refsect1>
</refentry>
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