MongoDB::getDBRef

(PECL mongo >=0.9.0)

MongoDB::getDBRef — Fetches the document pointed to by a database reference

说明

public array MongoDB::getDBRef ( array $ref )

参数

ref

A database reference.

返回值

Returns the document pointed to by the reference.

范例

Example #1 MongoDB::getDBRef() example

Example demonstrating how to get a database reference and what the expected input is.

<?php

 $ref = array(
   '$ref' => 'profiles',
   '$id' => new MongoId('47cc67093475061e3d9536d2')
 );
 
 $profile = $db->getDBRef($ref);
 ?>

See MongoDB::createDBRef() for more information about how to programatically create DB references.