![]() Officially introduced as an Open-source development model in 2009, the MongoDB database is designed, maintained, and managed by MongoDB.Inc under a combination of the Server Side Public License and the Apache License. Each collection consists of multiple documents that contain the basic units of data in terms of key and value pairs. Unlike traditional Relational Databases, MongoDB is classified as a NoSQL Database Management System that uses Collections and JSON-like Documents instead of tables consisting of rows and columns. MongoDB is a popular Free and Open-Source Cross-Platform Document Oriented Database built for efficiently storing and processing massive volumes of data. In this article, you will learn about MongoDB Filtering and how you can apply filters to your queries. Other MongoDB products such as MongoDB Atlas App Services also allow you to carry out MongoDB filtering and optimize your query performance. You can also execute MongoDB Filtering on MongoDB Compass to leverage the powerful GUI tool. One solution is to perform MongoDB Filtering which returns only the documents that match your specified condition. MongoDB Filtering: MongoDB Atlas App Services.MongoDB Filtering: MongoDB Filter Aggregation Operator.What Makes Hevo’s ETL Process Best-In-Class?.Replicate Data From MongoDB in Minutes Using Hevo’s No-Code Data Pipeline.two distinct versions separate often stresses lack of connection or a difference in identity between two things. ![]() distinct indicates that something is distinguished by the mind or eye as being apart or different from others. What does it mean to be distinct?ĭistinct, separate, discrete mean not being each and every one the same. You can specify additional query options using the options object passed as the third parameter to the distinct() method. If you call distinct() on an document field that contains an array, the method treats each element as a separate value. The following example returns the distinct values for the field dept from all documents in the inventory collection: Starting in MongoDB 4.2, if the client that issued the db.collection.distinct () disconnects before the operation completes, MongoDB marks the db.collection.distinct () for termination (i.e. When to killop db.collection.distinct in MongoDB? This is very important and useful to retrieve distinct data from a single collection. Distinct: This will return only distinct data from the collection. We can retrieve distinct values from the collection by using distinct methods. How is the collection name defined in MongoDB?Ĭollection name: Collection name is defined as retrieved documents from the collection by using a distinct method. ![]() Finds the distinct values for a specified field across a single collection or view and returns the results in an array. For corresponding MongoDB driver API, refer to your specific MongoDB driver documentation instead. This page documents the mongo shell method, and does not refer to the MongoDB Node.js driver (or any other driver) method. The query to create a collection with document is as follows − Which is the distinct method in mongo shell? The syntax is as follows − db.yourCollectionName.distinct(“yourFieldName”) To understand the above syntax, let us create a collection with document. ![]() You can use distinct() method in MongoDB to get distinct record values. How to get distinct record values in MongoDB? distinct() method or the distinct command.
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