update : 2015.11.03
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Fetches the object pointed to by a reference
MongoDBRef
PHP Manual

MongoDBRef::get

(PECL mongo >= 0.9.0)

MongoDBRef::get — Fetches the object pointed to by a reference

설명

public static array MongoDBRef::get ( MongoDB $db , array $ref )

인수

db

Database to use.

ref

Reference to fetch.

반환값

Returns the document to which the reference refers or NULL if the document does not exist (the reference is broken).

예제

Example #1 MongoCollection::createDBRef() example

<?php

// get $person out of the db
$person = $people->findOne();

// dereference the address
$address = MongoDBRef::get($people->db, $person['address']);

?>

참고

MongoDBRef
PHP Manual