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reference.php
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reference.php
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<?php
$action = $_GET['action'];
if ($action == 'insert_manual_reference'){
insert_data_and_manual_reference();
} else if ($action == 'insert_dbref'){
insert_data_and_dbRef();
}
function insert_data_and_dbRef(){
$m = new Mongo();
// select a database
$db = $m->comedy; // Database name
$articles = $db->articles;
$articles->drop();
/* Create Object 1 WITH primary key reference*/
$id = new MongoId();
$post = array(
'title'=>'MongoDB and PHP',
'text'=>'MongoDB and PHP are like PB and J. Good alone, great together',
'related'=> array($db->createDBRef('articles',$id)),
);
$db->articles->insert($post);
$post2 = array(
'_id' => $id,
'title'=>'JAVA and PHP',
'text'=>'JAVA and PHP are like PB and J. Good alone, great together',
'related'=> array($db->createDBRef('articles',$post)),
);
$articles->insert($post2);
/* Query to mapp and reference */
echo '<br/>In tat cac cac doi tuong<br/>';
$cursor = $articles->find();
foreach($cursor as $record){
print_r ($record);
}
echo '<br/>Access DBRefs<br/>';
$cursor = $articles->getDBRef($post['related'][0]);
print_r ($cursor);
}
function insert_data_and_manual_reference(){
$m = new Mongo();
// select a database
$db = $m->comedy; // Database name
$articles = $db->articles;
$articles->drop();
/* Create Object 1 WITH primary key reference*/
$post = array(
'title'=>'MongoDB and PHP',
'text'=>'MongoDB and PHP are like PB and J. Good alone, great together',
'author'=>'spf13',
);
$articles->insert($post,true);
$id = new MongoId();
$post = array(
'_id' => $id,
'title'=>'JAVA and PHP',
'text'=>'JAVA and PHP are like PB and J. Good alone, great together',
'author'=>'thanhnh',
);
$articles->insert($post);
/* Create Object 2 : Passive Reference */
$users = $db->users;
$users->drop();
$user = array(
'_id' => 'spf13',
'name'=> 'Steve Francia',
);
$users->insert($user);
/* Query using Reference */
$cursor = $articles->find(array('author'=> $user['_id']));
foreach($cursor as $record){
print_r ($record);
}
}
?>