Introduction MySQL master‑slave replication remains a foundational technology for database scaling, high availability, and disaster recovery. As a Senior Database Administrator, I routinely design and maintain replication topologies that support mission‑critical workloads. In this post we dive into the practical steps required to set up a reliable master‑slave pair, address [...]
Understanding MySQL Release Versions When it comes to MySQL, understanding the different release versions is crucial for ensuring the stability and security of your database. In this article, we’ll delve into the world of MySQL releases, exploring the differences between them and how to determine whether a release is a [...]
As of the MySQL 8.0.27 release, users can utilize Passkeys as an authentication method, enhancing security and reducing complexity. Consequently, Passkeys can help support businesses in managing access to sensitive information. Passkeys, also known as passwordless or multi-factor authentication (MFA), are generated and stored client-side. Unlike traditional passwords, users do [...]
MySQL replication is a critical component of any database setup, ensuring high availability, data redundancy, and disaster recovery. As the complexity of modern applications grows, the need for robust and reliable replication becomes more pressing. Therefore, it is essential to have a comprehensive understanding of MySQL replication, its monitoring, and [...]
When working with databases, it’s essential to understand how to manage and maintain the tables within them. One aspect of table management is renaming tables, which can be necessary for various reasons, such as organization, consistency, or when merging databases. MySQL provides a straightforward way to rename tables, but it’s [...]
When working with MySQL, you may have encountered an issue where mysqldump could not execute ‘show create table’ on a specific table. This issue can arise due to a variety of reasons, mainly related to the privileges of the user account you are using to perform the dump. In this [...]
Ensuring the security and integrity of a database is a complex task that involves multiple layers of protection. Notably, it requires careful consideration of several factors, including authentication, authorization, encryption, and access controls. In this article, we will delve into the world of database security, exploring its various components and [...]
Choosing the Right Database Solution for Your Needs When it comes to selecting a database solution for your organization, there are numerous options available in the market. Two of the most popular and widely-used database management systems are SQL Server and MySQL. Both have their strengths and weaknesses, and understanding [...]
Ensuring high availability is crucial for any business that relies on databases for its daily operations. In the event of a failure, a high availability setup ensures that the database remains accessible and the business can continue to operate with minimal downtime. One popular solution for achieving high availability in [...]
Mastering database replication is crucial in ensuring data consistency and availability across multiple servers. MySQL replication allows for the creation of multiple slaves from a single master or vice versa. However, managing these replications can be complex, especially when dealing with multi-source replication. In this scenario, one question frequently arises: [...]