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Proof of Concept: Horizontal Write Scaling for MySQL With Kubernetes Operator

Percona

In short, any data that is written must be consistent with the data present. Normally this solution requires a full code redesign and could be quite difficult to achieve when it is injected after the initial code architecture definition. In all of them, the sharding key is present, either in the WHERE clause OR as a comment.

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The Ultimate Guide to Open Source Databases

Percona

Instead, the business may design and redesign systems as customer expectations change and business objectives evolve. It’s well-suited for most online transaction processing (OLTP) workloads and works with some online analytical processing (OLAP) workloads.