Databases

Ubuntu 20.04へのPostgreSQLのインストールおよび使用方法 — step-by-step Linux tutorial on Progressive Robot

Ubuntu 20.04へのPostgreSQLのインストールおよび使用方法

PostgreSQL、またはPostgresは、SQLクエリ言語の実装を提供するリレーショナルデータベース管理システムです。このガイドは、Ubuntu 20.04サーバーにPostgresをインストールする方法を示します。また、一般的なデータベース管理方法も紹介します。

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How To Install the Latest MySQL on Debian 10 — step-by-step Linux tutorial on Progressive Robot

How To Install the Latest MySQL on Debian 10

MySQL is a prominent open source database management system used to store and retrieve data for a wide variety of popular applications. MySQL is the M in the LAMP stack, a commonly used set of open source software that also includes Linux, the…

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How To Manage a Redis Database eBook — step-by-step Databases tutorial on Progressive Robot

How To Manage a Redis Database eBook

This book aims to provide an approachable introduction to Redis concepts by outlining many of the key-value store’s commands so readers can learn their patterns and syntax, thus building up readers’ understanding gradually. The goal for this book is to serve as an introduction to Redis for those interested in getting started with it, or key-value stores in general. For more experienced users, this book can function as a collection of helpful cheat sheets and in-depth reference.

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

How To Manage Sets in Redis

Sets in Redis are collections of strings stored at a given key. When held in a set, an individual record value is referred to as a member. Unlike lists, sets are unordered and do not allow repeated values. This tutorial explains how to create sets, retrieve and remove members, and compare the members of different sets.

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