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Postfix 3.9 Email Server Introduces MongoDB Support

Postfix 3.9 MTA embraces MongoDB, upgrades MySQL/pgSQL clients, and tightens security with essential improvements.
The post Postfix 3.9 Email Server Introduces MongoDB Support appeared first on Linux Today.

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How to Install MongoDB on Ubuntu 22.04

MongoDB is a free and open-source document database. It belongs to the family of NoSQL databases, which differs from traditional table-based SQL databases like MySQL and PostgreSQL. This guide covers the step-by-step process of installing MongoDB on Ub…

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How to Install MongoDB on Rocky Linux

This tutorial will teach you how to install MongoDB on Rocky Linux. You will also learn how to secure the deployment by enabling MongoDB authentication and learn the basic CRUD (Create, Read, Update, and Delete) on MongoDB.
The post How to Install Mong…

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How to Install MongoDB on CentOS

This tutorial will show you how to install and use the document-oriented database engine MongoDB on a CentOS server.
The post How to Install MongoDB on CentOS appeared first on Linux Today.

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How to Process a Large-Scale Data with MongoDB MapReduce

Tutorial on how to process a large-scale data with MongoDB including the sum and average of the values to get the grouped output by the mapReduce() function.

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How to Query Embedded Documents with MongoDB ElemMatch

The article discusses the $elemMatch operator in MongoDB is a useful tool for querying records with arrays, including nested or sub-fields.

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How to Remove the Document Fields with $Unset in MongoDB

Guide on utilizing the $unset operator on Mongo DB database collections to remove a single independent field, nested field value, or an array value via indexes.

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How to Set Up MongoDB Authentication

This guide demonstrates a clear MongoDB authentication method, including creating a super user, assigning passwords, and using them on databases.

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How to Process Data in Real-Time with MongoDB Change Streams

MongoDB Change Streams provides ialerts for modifications to MongoDB databases and collections. These streams are built using the MongoDB oplog.

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How to Navigate the MongoDB Shell

The Mongo terminal is a JavaScript-based interface for MongoDB, allowing users to execute queries, modify information, and perform administrative tasks.

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How to Manipulate the Arrays with MongoDB Unwind

Guide on how to apply the MongoDB unwind aggregation to the array, non-array, null, and empty fields of the MongoDB collection to produce independent records.

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How to Integrate the MongoDB Node.js Driver

The MongoDB Node.js Driver is a package that integrates Node.js programs and databases, allowing connection, querying, updating, and deleting of documents.

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How to Integrate the MongoDB Java Driver

The MongoDB Java Driver allows developers to perform actions like adding, updating, querying, and removing documents within the database.

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How to Improve Queries with MongoDB Indexing

This guide discusses the use of indexes in MongoDB to enhance query speed and optimize searches by building data structures that identify records more rapidly.

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How to Implement MongoDB Geospatial Features

Tutorial on the implementation of the MongoDB geospatial features using its various operators to efficiently handle and query the location-based information.

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How to Create a Unique Index in MongoDB

Tutorial on the various ways to create a unique index for a single field, multiple fields, and where the operation fails due to a unique constraint violation.

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How to Count Documents with MongoDB Aggregate Count

The $count aggregation in MongoDB is used for counting field records, with the count() method being popular. Aggregation operators also allow counting records.

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How to Analyze Query Performance with MongoDB Explain

The MongoDB explain() function enables programmers to make informed decisions when creating indexes, changing queries, and enhancing database performance.

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MongoDB Queryable Encryption Helps Improve Data Privacy

MongoDB Queryable Encryption helps organizations protect sensitive data when it is queried and in-use on MongoDB. Learn more here.
The post MongoDB Queryable Encryption Helps Improve Data Privacy appeared first on Linux Today.

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How to Install and Use MongoDB on Debian

In this guide, you will learn how to install the MongoDB NoSQL Database on a Debian 11 server. Follow along here.
The post How to Install and Use MongoDB on Debian appeared first on Linux Today.

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