NoSQL

How To Troubleshoot Issues in Redis — step-by-step Linux tutorial on Progressive Robot

How To Troubleshoot Issues in Redis

Redis comes with several commands that can help with troubleshooting and debugging issues. Because of its nature as an in-memory key-value store, many of these commands focus on memory management, but there are others that are valuable for providing an overview of the state of your Redis server. This tutorial will provide details on how to use some of these commands to help diagnose and resolve issues you may run into as you use Redis.

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How To Manage Redis Databases and Keys — step-by-step Linux tutorial on Progressive Robot

How To Manage Redis Databases and Keys

Redis is a key-value data store, which is a type of NoSQL database where keys serve as unique identifiers for their associated values. Any given Redis instance includes a number of databases, each of which can hold many different keys of a variety of data types. In this tutorial, we will go over how to select a database, move keys between databases, and manage and delete keys.

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How To Install Cassandra and Run a Single-Node Cluster on Ubuntu 22.04 — step-by-step Linux tutorial on Progressive Robot

How To Install Cassandra and Run a Single-Node Cluster on Ubuntu 22.04

Apache Cassandra is an open-source, masterless, and distributed NoSQL database system. Cassandra is considered highly suited for mission-critical applications and multi-node setups because it’s scalable, elastic, and fault-tolerant. In this tutorial, you’ll install and use Cassandra to run a single-node cluster on Ubuntu 22.04.

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How To Install MongoDB on CentOS 8 — step-by-step Linux tutorial on Progressive Robot

How To Install MongoDB on CentOS 8

MongoDB is an open-source document database used commonly in modern web applications. It is classified as a NoSQL database because it does not rely on a traditional table-based relational database structure. Instead, it uses JSON-like documents with dynamic schemas. In this tutorial you’ll install MongoDB on a CentOS 8 server, test it, and learn how to manage it as a systemd service.

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How To Configure Remote Access for MongoDB on CentOS 8 — step-by-step Linux tutorial on Progressive Robot

How To Configure Remote Access for MongoDB on CentOS 8

This tutorial walks you through configuring a MongoDB installation to securely allow access from a trusted remote computer. This will involve updating your firewall rules to provide the remote server access to MongoDB’s default port and changing Mongo’s configuration file to update its IP binding setting.

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How To Install CouchDB From Source on an Ubuntu 13.04 x64 VPS — step-by-step Linux tutorial on Progressive Robot

How To Install CouchDB From Source on an Ubuntu 13.04 x64 VPS

Apache’s CouchDB is “a database that completely embraces the web.” It is one of a family of NoSQL databases that offers an alternative to the rigid structure of a relational database like MySQL. Breeze through this tutorial and learn how to install CouchDB from source on an Ubuntu 13.03 VPS.

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How To Connect to a Redis Database — step-by-step Linux tutorial on Progressive Robot

How To Connect to a Redis Database

Whether you’ve installed Redis locally or you’re working with a remote instance, you need to connect to it in order to perform certain operations. In this tutorial we will go over how to connect to Redis from the command line, how to authenticate and test your connection, as well as how to close a Redis connection.

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How To Manage Lists in Redis — step-by-step Linux tutorial on Progressive Robot

How To Manage Lists in Redis

In Redis, a list is a collection of strings sorted by the order in which they were inserted unless otherwise specified, similar to linked lists. This tutorial details how to create lists and retrieve and delete elements from lists.

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