文字

MongoDB::getDBRef

(PECL mongo >=0.9.0)

MongoDB::getDBRefFetches 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.

上一篇: 下一篇: