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A MariaDB Galera cluster is a highly available and distributed database cluster that uses Galera technology for data replication. All nodes in the cluster are of equal value and can process read and write operations simultaneously. Thanks to multi-master replication and automatic…
GorodenkoffshutterstockWith SHOW TABLES, MariaDB allows you to list all tables within a database, making it easier to access or delete tables. In this article, we’ll take a look at the structure of this MariaDB statement and how to use it. Using simple examples, we’ll also show you how to filter…
Stock-AssoshutterstockTo permanently delete one or more tables in MariaDB, the `DROP TABLE` command can be used. Because the command irrevocably removes specified tables, it should only be accessible to authorized users. In this dedicated article, we will explain more about the command and its options…
MariaDB data types can be divided into five categories. While numeric data types and time and date specifications are for numbers, strings can contain various characters. The database management system also allows geometric data types and some types of data that do not fall into…
Maksim KabakoushutterstockWhen working with several tables, it’s often necessary to combine data records. In MariaDB, you can use the JOIN statement to do this. In this article, we explain how the command works and how the different variants INNER JOIN, LEFT OUTER JOIN and RIGHT OUTER JOIN differ from…
iunewindShutterstockIf you spot the error ‘There has been a critical error on this website’ on WordPress, it’s recommended you act quickly as affected websites are usually completely blocked until the error is fixed. Common sources of errors can cause recurring failures. We’ll cover the main issues…
Mr. KosalshutterstockIf a database is no longer required, it’s advisable to delete it from the server. In MariaDB, the command to do this is DROP DATABASE. Since this command permanently removes the database, it should only be used after thorough consideration, as it will also delete all tables and…
REDPIXEL.PLShutterstockIf you want to create a new database using the free and open-source relational database management system MariaDB, you can use the CREATE DATABASE command. This article provides a detailed explanation of how the command functions and explores various optional parameters that can…
NDAB CreativityshutterstockIf you want to create a new table, you can use CREATE TABLE in MariaDB to do so. The statement not only means that a new table is created, but also creates the individual columns and the data types permitted in them. In this article, we explain exactly how CREATE TABLE works in…
To create a new account, you can use the CREATE USER command in MariaDB. In this article, we’ll not only explain step by step how to use the command and create a new user, but also show you which user rights you can assign to users. We’ll also explore different clauses you can…
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The ‘Hosting’ category is one of six sections of the IONOS Digital Guide. This is then split into three further subcategories: ‘CMS’, ‘Blogs’, and ‘Technical matters’. The first of these is devoted to content management systems, looking at the considerable number of options available for website creation and administration. The ‘Blogs’ subcategory offers advice and guidance on the establishment and operation of a successful weblog. Here, we also introduce the many extensions and tweaks available for the most widely used blogging and CMS application of all – WordPress. Our final section focuses on information and tips on ‘Technical matters’. This subcategory explores the different sorts of web hosting, the various programs which lighten your web hosting workload, new hosting opportunities, and everything else you need to know about the administration of internet resources.
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