How To Install and Use PostgreSQL on CentOS 7

Introduction Relational database management systems are a key component of many web sites and applications. They provide a structured way to store, organize, and access information. PostgreSQL, or Postgres, is a relational database management system that provides an implementation of the SQL querying language. It is a popular choice for …

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How To Install and Use TimescaleDB on Ubuntu 18.04

The author selected the Computer History Museum to receive a donation as part of the Write for DOnations program. Introduction Many applications, such as monitoring systems and data collection systems, accumulate data for further analysis. These analyses often look at the way a piece of data or a system changes …

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How To Manage Sorted Sets in Redis

Introduction Redis is an open-source, in-memory key-value data store. In Redis, sorted sets are a data type similar to sets in that both are non repeating groups of strings. The difference is that each member of a sorted set is associated with a score, allowing them to be sorted from …

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