NoSQL

How To Expire Keys in Redis — step-by-step Linux tutorial on Progressive Robot

How To Expire Keys in Redis

Redis is an open-source, in-memory key-value data store. Depending on the needs of your application, there may be cases where you’ve set a key but you know you will want to delete it later on after a certain amount of time has passed. This tutorial explains how to set keys to expire, check how long a key has until it will expire, and cancel a key’s expiration setting.

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How To Install and Use OrientDB on an Ubuntu 12.04 VPS — step-by-step Linux tutorial on Progressive Robot

How To Install and Use OrientDB on an Ubuntu 12.04 VPS

In recent years, non-relational databases have grown in popularity as developers have started seeking solutions that more closely address their specific issues. OrientDB is a NoSQL database that incorporates SQL querying syntax with document-based storage and graph relationship mapping. In this article, we will install and explore the basic usage of this software.

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Установка MongoDB из репозиториев APT по умолчанию в Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Установка MongoDB из репозиториев APT по умолчанию в Ubuntu 20.04

MongoDB — бесплатная база данных документов NoSQL с открытым исходным кодом, часто используемая в современных веб-приложениях. Следуя указаниям в этом учебном модуле, вы установите MongoDB на сервере Ubuntu 20.04, используя репозитории APT по умолчанию. Также вы узнаете, как управлять его сервисами и, при необходимости, включать удаленный доступ.

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