Database

Server migration - transfer without data loss

Server migration: how to transfer your data to a new server

Moving to a new server can become a real challenge even when you’re not changing provider. You need to take care and plan your strategy well. This is the only way to ensure the integrity of the data transferred to a new server and to keep downtime to a minimum. But what exactly is server data migration? And what problems can be expected during implementation?

What is a server? One term, two definitions

What is a server?

When talking about web hosting, it is impossible to avoid the term ‘server’. So what is a server? And how does it work? In IT, there are actually two definitions of the term. The traditional server is the software for network services, but more recently the word has also been used to describe the corresponding hardware used to carry out server programs. Here is our overview of the most common...

WordPress Migration: Tips for server migration

WordPress migration: steps for a successful server migration

There is much more going on behind WordPress blogs than the average visitor is aware of. In addition to texts, pictures and other graphics, it is primarily the behind-the-scenes aspects like plugins and user settings that make the site what it is. All of these features have to be taken into account when migrating from A to B. Thanks to tools like migration plugins, moving your WordPress blog to a...

Apache Cassandra

Apache Cassandra: distributed management of large databases

Apache Cassandra is a column-oriented database management system based on NoSQL. It offers options for horizontal scaling so that you can add any number of individual nodes. Cassandra was originally developed for Facebook, but it is now used by many social networks and scientific institutions that manage large amounts of data. In the following article, we’ll introduce you to this system.

MongoDB tutorial: first steps

MongoDB tutorial: installation and setup

MongoDB is a document-based database system that competes with the more traditional relational systems. The setup and configuration is comparable to classics like MySQL, making it fairly straightforward to switch over. So how do you save and call up data with this modern software? Our MongoDB tutorial will explain the installation process and first steps to get you started on this open source...

CRUD – the most important database operations

CRUD: the basis for data management

It won’t take long for those looking to get into to software development to encounter the term CRUD. The acronym stands for the typical operations used for communicating with database systems; these normally form the basis of database management. But just how are these access functions for data management actually set up? And how much of role does CRUD play when it comes to the databases’...

What is InfluxDB?

InfluxDB – explanation, advantages, and first steps

The open-source database management system InfluxDB manages and visualises data from time series databases, in which thousands of data sets from Internet of Things (IoT) devices or sensors are captured in a constant stream of time-stamped data. The current version 2.0 runs as a cloud service with its own user interface and is written in the new scripting, and query language, Flux.

MariaDB Galera Clusters

Galera Cluster for MariaDB: an overview

When it comes to running and managing a Database Management System, synchronising all the interlinked databases is one of the most important and one of the most laborious tasks. However, if you use MariaDB, the Galera Cluster software for Linux can help with this task. It works by distributing database transactions to all the specified servers in real time, optimising use of resources in the...

Finding a website host: how to search successfully

Host: how to find out which provider is most suitable for your project

If you want to release a new web project today, you need to find the right host. Hosts have become a popular alternative for large companies, since they enable convenient outsourcing of certain work areas or data, saving company resources. But how do you know which host and which hosting package best meets your needs? And why is the provider’s security concept such a crucial criterion nowadays?

Banana Pi: useful applications and ideas for projects

10 Banana Pi projects that make the most of this mini-computer

The Banana Pi isn’t big, but the single-board computer can be successfully used for a variety of applications. For example, this versatile competitor of Raspberry Pi can be used as a cloud, VPN or file server as well as a smart home controller or a router. We will show you ten Banana Pi projects which demonstrate the remarkable potential of the compact miniature computer.


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