php-doc-en/reference/mongo/mongocursor/hint.xml

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XML

<?xml version="1.0" encoding="utf-8"?>
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<refentry xml:id="mongocursor.hint" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
<refnamediv>
<refname>MongoCursor::hint</refname>
<refpurpose>Gives the database a hint about the query</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<modifier>public</modifier> <type>MongoCursor</type><methodname>MongoCursor::hint</methodname>
<methodparam><type>mixed</type><parameter>index</parameter></methodparam>
</methodsynopsis>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
<varlistentry>
<term>
<parameter>index</parameter>
</term>
<listitem>
<para>
Index to use for the query. If a string is passed, it should correspond
to an index name. If an array or object is passed, it should correspond
to the specification used to create the index (i.e. the first argument
to <function>MongoCollection::ensureIndex</function>).
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
Returns this cursor.
</para>
</refsect1>
<refsect1 role="errors">
&reftitle.errors;
<para>
Throws <classname>MongoCursorException</classname> if this cursor has started iterating.
</para>
</refsect1>
<refsect1 role="changelog">
&reftitle.changelog;
<para>
<informaltable>
<tgroup cols="2">
<thead>
<row>
<entry>&Version;</entry>
<entry>&Description;</entry>
</row>
</thead>
<tbody>
<row>
<entry>1.4.0</entry>
<entry>
<para>
The <parameter>index</parameter> argument now supports index names as
string values. In versions before 1.4.0, only array or object values
were accepted.
</para>
</entry>
</row>
</tbody>
</tgroup>
</informaltable>
</para>
</refsect1>
</refentry>
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