This approach involves using the $out stage in the MongoDB aggregation pipeline to perform a one-time data load into object storage. Once the data is in object storage, it can be configured as the underlying storage for a Delta Lake. To make this work, you need to set up a Federated D...
(That's a major win in my book!) When you use a serverless architecture, you write the code for a function. The cloud provider handles executing the function on its own servers whenever the function needs to be run. Serverless architectures have big advantages over traditional, monolithic ...
We use every value to form the desired update and save it into the aNewItem variable, which is further inserted into the newItems array using the push() method. After that, we make a document using the oneField._id and newItems array, which is pushed into the newFields array that is...
Starting with MongoDB 4.2, mongodump cannot be used as a part of the backup strategy when backing upsharded clustersthat have sharded transactions in progress. In these instances, it is recommended to use a solution like MongoDB Cloud Manager or Ops Manager, which maintainthe atomicityin transac...
Let’s start with basic features that your application must include to power the admin panel and allow customers to use your car sharing service. Then, we’ll take a look at advanced features that will help to make your app stand out and enhance the user experience. Basic features for ...
In summary, to run HA MongoDB on Amazon EKS you need to: Install an EKS cluster by following instructions in the Amazon docs Install a cloud native storage solution like Portworx as a daemon set on EKS Create a storage class defining your storage requirements like replication factor, snapshot...
Like most databases, connecting to MongoDB will require a server DNS name or IP address, a database name and (optionally) a port to use. Normally, in development, this will be “localhost,” the database name and “27017” (the MongoDB default), but the settings for a MongoDB ...
the material in Chapter 8 through Chapter 10 is particularly important. Your network configuration must be flawless, but perhaps more importantly, you must understand resource management. Adequately-sized, efficient memory and disk are critical, especially if you plan to use a database in your appli...
To start a new Node.js project, create the folder, then move into the root of the folder. Use this command: mkdirnosql-mongodb-testingcdnosql-mongodb-testing Run this command to initialize a Node.js project and scaffold a basicpackage.jsonfile: ...
We also create ahistoryvariable to store the instance returned by theuseHistory()hook. In the body of the event handler function, we use a.push()method and pass a string as an argument. The argument for this method will be added to the current URL at the end. So, if our application...