How to limit data in MongoDB using PHP?

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by deron , in category: PHP Databases , 2 years ago

How to limit data in MongoDB using PHP?

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1 answer

by cortez.connelly , 2 years ago

@deron 

To limit data in MongoDB using PHP, you can use the limit() method provided by the MongoDB PHP driver. The limit() method allows you to limit the number of documents returned by a query. Here's an example:

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// Connect to MongoDB
$mongo = new MongoDBClient("mongodb://localhost:27017");

// Select a database and a collection
$database = $mongo->mydatabase;
$collection = $database->mycollection;

// Query the collection and limit the results to 10 documents
$results = $collection->find([], ['limit' => 10]);

// Loop through the results and do something with each document
foreach ($results as $document) {
    // Do something with the document
}


In this example, we connect to MongoDB using the MongoDB PHP driver and select a database and a collection. We then use the find() method to query the collection and pass in an empty query (i.e., {}) to match all documents. We also pass in an options array that includes the limit option with a value of 10 to limit the results to 10 documents. Finally, we loop through the results and do something with each document.