To delete a collection from MongoDB, use the drop and remove method. When removing a collection, you must additionally provide the collection name. Use thedrop()Method in MongoDB To remove a collection from a database in MongoDB, use thedb.collection.drop()method. It eliminates a collection...
The status of a MongoDB server process can be an indication of whether we need to drill down into its activity or health. A process that is unresponsive or does not answer to our commands should be immediately investigated. Monitor with MongoDB Atlas: Cluster health and process health ...
Since MongoDB 5.0, the drop command and the db.collection.drop() method will return an error if you attempt to drop a collection in the admin database or the config database from a mongos. Connect to the config server instead and run the command to delete these collections. Syntax: db...
This in turn will make the application more responsive and allow the end user to work seamlessly regardless of the connection status. The aim of this article is to show how to use Realm effectively, particularly in a Xamarin.Forms app. We will take a look at SharedGroceries, an app to ...
Core Concepts Around MongoDB I’ve been saying document databases over and over up to this point, but what actually are they? Here are the main concepts: Documents: data is stored in objects called documents. In simple terms, documents are similar to JSON key-value objects. A single documen...
How to delete multiple documents in MongoDB using deleteMany() - Let us first create a collection with documents −> db.deleteMultipleDocumentsDemo.insertOne({StudentFirstName:Larry}); { acknowledged : true, insertedId : ObjectId(5ce00b07bf311599
Alternatively, you canretrieve the documentfrom the MongoDB collection, set the value of the field you want to delete toundefinedand then save it. In Mongoose, setting a document field toundefinedwill send$unsetcommand to MongoDB: // Retrieve documentconstuser=awaitUser.findOne({name:'Alex'})...
SQL, which stands forStructured Query Language, is a programming language that’s used to retrieve, update, delete, and otherwise manipulate data in relational databases. MySQL is officially pronounced “My ess-cue-el,” but “my sequel” is a common variation. As the name suggests, MySQL is...
MongoDB doesn’t have authentication enabled by default, meaning that any user with access to the server where the database is installed can add and delete da…
How to reproduce (optional) Create self-relation Try to delete a parent with their children Expected behavior (optional) No response Information about Prisma Schema, Client Queries and Environment (optional) generatorclient{provider="prisma-client-js"}datasourcedb{provider="mongodb"url=env("DATABASE...