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How to Use Immutable Backups to Fight Ransomware
Introduction An immutable backup secures data by making it fixed and unchangeable. This backup type prevents data deletion and makes it recoverable at any time. As a result, immutable backu…
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How to List All Databases in PostgreSQL
Introduction One of the important tasks when managing PostgreSQL servers is listing the existing databases and their tables. There are three ways to list all databases: Using meta-commands Running a …
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How to Install MySQL on Ubuntu 20.04
Introduction MySQL is one of the most popular and widely used open-source relational database management systems. It's a fast, simple, and scalable SQL-based system, and it represents an integral com…
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How to Configure Second Drive on Dual-Drive BMC Servers
Introduction When deploying dual-drive Bare Metal Cloud (BMC) servers, the automated process mounts and defines only the drive where the OS is installed. The second drive is not visible before you co…
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How to Create a Database in PostgreSQL
Introduction PostgreSQL is an open-source, advanced database management system supporting relational (SQL) and non-relational (JSON) querying. In PostgreSQL, the emphasis is mainly on extensibility a…
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12 Best Cloud Databases
Introduction A cloud database is a standalone database built, deployed, and accessed through a cloud environment. A cloud database has all the functionalities of a traditional database, along with cl…
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How to set DNS Nameserver on Ubuntu 20.04
Introduction The Domain Name System (DNS) translates text-based domain names to numeric IP addresses. By default, most networks are configured to work with DNS servers supplied by the internet servic…
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What Is an OLTP Database?
Introduction OLTP (Online Transaction Processing) is a data processing category that deals with numerous transactions performed by many users. The OLTP system is an online database system that proces…
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What Is a Distributed Database?
Introduction Distributed databases are used for horizontal scaling, and they are designed to meet the workload requirements without having to make changes in the database application or vertically sc…
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What is a Multi-Model Database?
Introduction Multi-model database management systems unify multiple database systems into one. Instead of working with numerous models and finding ways to incorporate them together, multi-model datab…