Использование mongodb + PHP

$m = new Mongo();
// The default port 27017 is used here to connect to the local machine. Of course, the remote host such as 192.168.0.4:27017 can also be connected. If the port is 27017, the port can be omitted.

$m = new Mongo("mongodb://${username}:${password}@localhost");

$m = new Mongo("mongodb://127.0.0.1:27017/admin:admin");

php
// The default port is 27017. Of course, you can also connect to remote hosts such as 192.168.0.4:27017.
// If the port is 27017, the port can be omitted
$m = new Mongo("mongodb://127.0.0.1:27017/admin:admin");
// Select the comedy database. If the database is not created automatically before, you can also use $m - > selectDB ("comedy").
$db = $m->comedy;
// Select the collection set in comedy, which is equivalent to the table in RDBMS, and you can use it as well.
$collection = $db->collection;
$db->selectCollection("collection");
/ *********** Add an element ***************************/
$obj = array("title" => "php1", "author" => "Bill Watterson");
// Add $obj to the $collection collection collection collection
$collection->insert($obj);
/ *********** Add another element ***************************/
$obj = array("title" => "huaibei", "online" => true);
$collection->insert($obj);
//$query = array("title" => "huaibei");
$query = array( "_id" => $obj['_id'] );
$cursor = $collection->find($query);
// Traversing through documents in all collections
foreach ($cursor as $obj) {
   echo $obj["title"] . "\n";
   echo $obj["_id"] . "\n";
}
// Disconnect MongoDB connection
$m->close();

mysql: id = 123
mongo: array('id'=>123)
mysql: name link '%bar%'
mongo: array('name' => new MongoRegex('/.*bar.*/i'))
mysql: where id > 10
mongo: array('id' => array('$gt' => 10))
mysql: where id >= 10
mongo: array('id' => array('$gte' => 10))
mysql: where id < 10
mongo: array('id' => array('$lt' => 10))
mysql: where id <= 10
mongo: array('id' => array('$lte' => 10))
mysql: where id > 1 and id < 10
mongo: array('id' => array('$gt' => 1,'$lt' => 10))
mysql: where id <> 10
mongo: array('id' => array('$ne' => 10))
mysql: where id in(123)
mongo: array('id' => array('$in' => array(1,2,3)))
mysql: where id not in(123)
mongo: array('id' => array('$nin' => array(1,2,3)))
mysql: where id = 2 or id = 9
mongo: array('id' => array('$or' => array(array('id'=>2),array('id'=>9))))
mysql: order by name asc
mongo: array('sort'=>array('name'=>1))
mysql: order by name desc
mongo: array('sort'=>array('name'=>-1))
mysql: limit 0,2
mongo: array('limit'=>array('offset'=>0,'rows'=>2))
mysql: select name,email
mongo: array('name','email')
mysql: select count(name)
Mongo: array ('COUNT') // Note: COUNT is capitalized

 "joe");
$collection->insert($param);
$joe = $collection->findOne(array("_id" => $param['_id']));
print_R($joe);
$m->close();

 'php1');
$param = array("title" => 'php1','author'=>'test');
$joe = $collection->update($sign, $param);

$m -> dropDB("comedy");

$m - > listDBs (); // No return value

dbname;
$db->drop();

dbname;
$db->_tostring();

//A:
$mo = new Mongo();
Coll = $mo - > dbname - > collname; // Get a collection object
//B:
$db = $mo->selectDB('dbname');
$coll = $db->collname;
//C:
$db = $mo->dbname;
$coll = $db->collname;
//D:
$db = $mo->dbname;
$coll = $db - > select Collectoin ('collname'); // Get a collection object

$coll = $mo->db->foo;
$a = array('a'=>'b');
$options = array('safe'=>true);
$rs  =$coll->insert($a,$options);

$coll = $mo->db->coll;
$c = array('a'=>1,'s'=>array('$lt'=>100));
$options = array('safe'=>true);
$rs = $coll->remove($c,$options);

$coll = $mo->db->coll;
$c = array('a'=>1,'s'=>array('$lt'=>100));
$newobj = array('e'=>'f','x'=>'y');
$options = array('safe'=>true,'multiple'=>true);
$rs = $coll->remove($c,$newobj,$options);

$coll = $mo->db->coll;
$query = array('s'=>array('$lt'=>100));
$fields = array('a'=>true,'b'=>true);
$rs = $coll->findOne($query,$fields);

$coll = $mo->db->coll;
$query = array('s'=>array('$lt'=>100));
$fields = array('a'=>true,'b'=>true);
$cursor = $coll->find($query,$fields);
// sort
Cursor - > sort (array ('field'= > - 1); (- 1 reverse, 1 positive order)
// Skip Partial Records
$cursor - > skip (100); skip 100 lines
// Display only part of the record
$cursor - > limit (100); only 100 rows are displayed
Returns a verbatim object, MongoCursor.

$cursor = $coll->find($query,$fields);
while($cursor->hasNext()){
$r = $cursor->getNext();
var_dump($r);
}
// or
$cursor = $coll->find($query,$fields);
foreache($cursor as $k=>$v){
var_dump($v);
}
// or
$cursor = $coll->find($query,$fields);
$array= iterator_to_array($cursor);