Data consistency - Vettabase

The Mystery of ProxySQL Galera Writer Switchover!

Dec 13, 2024

Writer switchover issues with ProxySQL and Galera can feel like an unsolved puzzle. Recently, I encountered two strange behaviors that revealed underlying issues in how ProxySQL interacts with Galera clusters. In this post, I’ll walk through the unexpected behaviors I...

Optimise your database before scaling

Dec 4, 2024

Nowadays, there is a common misconceptions that we don't need to optimise the technologies we use, because we can just scale out or scale up. Whereas scaling out means to add one or more instances of a technology, and scaling up means to run the technology on better...

Enforcing strong passwords for MariaDB users

Nov 7, 2024

MariaDB users normally connect using a password. Weak passwords are a common security problem, especially when passwords are generated by humans. However, MariaDB comes with plugins that help validating passwords to make sure they are strong enough. This article is a...

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Cassandra: How to run a query with Maximum Consistency

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The Mystery of ProxySQL Galera Writer Switchover!

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