The release of Percona Server for MySQL 8.4.0 includes the new UUID_VX component, which implements UUID versions 1, 3, 4, 5, 6, and 7 according to recently published RFC 9562. UUIDs (Universally Unique Identifiers) are unique identifiers that can be generated independently without a central authority or coordination with other parties. Unlike sequential...

Managing database users within complex CICD pipelines and GitOps workflows has long been a challenge for MongoDB deployments. With Percona Operator for MongoDB 1.17, we introduce a new feature, currently in technical preview, that streamlines this process. Now, you can create the database users you need directly within the operator, eliminating the...

MongoDB high availability is essential to ensure reliability, customer satisfaction, and business resilience in an increasingly interconnected and always-on digital environment. Ensuring high availability for database systems introduces complexity, as databases are stateful applications. Adding a new operational node to a cluster can take hours or even...

This long article aims to provide you with the instructions and tools to migrate your production database from your current environment to a solution based on Percona Everest (MySQL). Nice. You decided to test Percona Everest and found that it is the tool you were looking for to manage your private DBaaS. The easiest part […]

I have always been wondering about performance regression when upgrading in MongoDB. From MongoDB v3.6, despite continuous improvement in the MongoDB feature development, the growing feature set has not included much, if anything in the way of performance improvements. At Percona, we always strive to boost the overall performance by looking into the...

Database novices often wonder how ‘things work behind the scenes’ when starting with PostgreSQL. Many things happen when creating a table and adding data that are not apparent. You might ask, ‘Where does the data go?’ Luckily, it is easy to discover the details. Creating a table Creating a table creates a lot of metadata […]