GoLang MongoDB\Driver\Manager::executeQuery

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PHP MongoDB\Driver\Manager::executeQuery

PHP original manual for MongoDB\Driver\Manager::executeQuery [ show | php.net ]

MongoDB\Driver\Manager::executeQuery

(mongodb >=1.0.0)

MongoDB\Driver\Manager::executeQuery — Execute a database query

Description

final public MongoDB\Driver\Cursor MongoDB\Driver\Manager::executeQuery ( string $namespace , MongoDB\Driver\Query $query [, array $options = array() ] )

Selects a server according to the "readPreference" option and executes the query on that server. By default, the read preference from the MongoDB Connection URI will be used.

Parameters

namespace (string)

A fully qualified namespace (e.g. "databaseName.collectionName").

query (MongoDB\Driver\Query)

The query to execute.

options

options
Option Type Description
readPreference MongoDB\Driver\ReadPreference

A read preference to use for selecting a server for the operation.

session MongoDB\Driver\Session

A session to associate with the operation.

Return Values

Returns MongoDB\Driver\Cursor on success.

Errors/Exceptions

Changelog

Version Description
1.4.0 The third parameter is now an options array. For backwards compatibility, this paramater will still accept a MongoDB\Driver\ReadPreference object.

Examples

Example #1 MongoDB\Driver\Manager::executeQuery() example

<?php

$manager = new MongoDB\Driver\Manager("mongodb://localhost:27017");

$bulk = new MongoDB\Driver\BulkWrite;
$bulk->insert(['x' => 1]);
$bulk->insert(['x' => 2]);
$bulk->insert(['x' => 3]);
$manager->executeBulkWrite('db.collection', $bulk);

$filter = ['x' => ['$gt' => 1]];
$options = [
    'projection' => ['_id' => 0],
    'sort' => ['x' => -1],
];

$query = new MongoDB\Driver\Query($filter, $options);
$cursor = $manager->executeQuery('db.collection', $query);

foreach ($cursor as $document) {
    var_dump($document);
}

?>

The above example will output:

object(stdClass)#6 (1) {
  ["x"]=>
  int(3)
}
object(stdClass)#7 (1) {
  ["x"]=>
  int(2)
}