How to Install and Configure ClickHouse on Ubuntu 20.04

Reading Time: 12 minutes

What is ClickHouse?

clickhouse.logo

ClickHouse is an open-source column-oriented DBMS (or database management system) primarily used for OLAP (or the Online Analytical Processing of queries). It is capable of blazing fast generation of real-time analytical data and reporting utilizing SQL queries. It is fault tolerant, scalable, highly reliable and contains a feature rich tool set.

In a regular database, data is stored in tables, columns, and rows. In a table, the related values are physically stored side by side in one row, which is critical to how it operates. This is how most string type databases work.

Continue reading “How to Install and Configure ClickHouse on Ubuntu 20.04”

How to Install Neo4j on Ubuntu 20.04

Reading Time: 8 minutes

Introduction

In this tutorial, we will examine what Neo4j is, what it is used for, and how it is implemented. We will also install and configure the installation on an Ubuntu 20.04 server. Neo4j is a graphical database used to create data relationships. Other examples of graphical databases include:

  • ArangoDB
  • Grakn Core
  • Microsoft SQL Server 2017
  • OrientDB
  • RedisGraph
Continue reading “How to Install Neo4j on Ubuntu 20.04”

MySQL Performance: How To Leverage MySQL Database Indexing

Reading Time: 4 minutes
A Mysql Indexing Logo

Throughout this tutorial, we will cover some of the fundamentals of indexing. As part of the MySQL series, we will introduce capabilities of MySQL indexing and the role it plays in optimizing database performance. Liquid Web recommends consulting with a DBA before making any changes to your production level application.

Continue reading “MySQL Performance: How To Leverage MySQL Database Indexing”

Grant Permissions to a MySQL User on Linux via Command Line

Reading Time: 2 minutes

Preflight Check

  • These instructions are intended for granting a MySQL user permissions on Linux via the command line
  • I’ll be working from a Liquid Web Core Managed CentOS 6.5 server, and I’ll be logged in as root.
Continue reading “Grant Permissions to a MySQL User on Linux via Command Line”

Listing and Switching Databases in PostgreSQL

Reading Time: < 1 minute

PostgreSQL (pronounced “post-gress-Q-L”) is a household name for open source relational database management systems. Its object-relational meaning that you’ll be able to use objects, classes in database schemas and the query language. As part of our PostgreSQL series, we’ll show you how to list and switch between databases quickly.
 

Continue reading “Listing and Switching Databases in PostgreSQL”

Remove Permissions for a MySQL User on Linux via Command Line

Reading Time: 2 minutes   
 
Preflight Check
  • These instructions are intended for revoking a MySQL user permissions on Linux via the command line
  • I’ll be working from a Liquid Web Core Managed CentOS 6.5 server, and I’ll be logged in as root.
Continue reading “Remove Permissions for a MySQL User on Linux via Command Line”