Planet MySQL HA Blog

Discover how to tame big tables using LIMIT and OFFSET in MySQL! This post makes pagination easy for newcomers, using friendly library metaphors, step-by-step SQL examples, and practical tips to help you view your data one page at a time.

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This blog post introduces the MySQL Autopilot Indexing feature.

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We are excited to announce the release of Natural Language to SQL (NL2SQL) capability for MySQL (with the AI option) and MySQL HeatWave cloud service. Natural language interface is essential for modern data platforms, allowing users to explore information more quickly.

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This article showcases the power of combining the LangChain framework with an LLM hosted on MySQL HeatWave GenAI. Our goal is to create an agent that can answer the question, "What is the current weather in Fahrenheit?". To do this, the agent must first fetch the weather (which is in Celsius) and then convert it to Fahrenheit, a classic multi-step task. This agent will demonstrate how a Large Language Model (LLM) can use tools and a logical sequence of steps to solve a problem.

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This post will guide you through building a simple RAG workflow using the popular LangChain framework, powered entirely by the in-database AI capabilities of MySQL HeatWave GenAI. We will ingest a public blog post, index it in the HeatWave Vector Store, and use a HeatWave-hosted LLM to answer questions based on its content following the LangChain guide to creating vector stores and using them for RAG.

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Ready to grow your querying skills? This post introduces curious newcomers to the WHERE clause in MySQL, showing how simple conditions, clever operators, and cheerful library metaphors can help you filter data like a pro. Find the exact records you need using approachable SQL examples—no dusty catalogs required!

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We’re introducing a powerful set of enhancements aimed at boosting service availability and manageability thereby simplifying migrations from AWS Aurora, RDS, or MySQL on EC2, and improving performance.

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MySQL is still the workhorse behind modern applications. From SaaS platforms to e-commerce, it powers the transactional data that businesses rely on. As more organizations adopt Kubernetes for its promise of portability, automation, and infrastructure efficiency, it’s natural to want MySQL to live alongside the rest of the stack. Running databases as containers is appealing: one control plane, unified pipelines, and elastic scaling.

But while Kubernetes makes stateless services almost effortless, MySQL exposes the limits of that model. Persistence, replication, and…

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This blog post shows the performance evaluation of the BLOB_INLINE_SIZE column option for NDB tables in comparison without it, as well as the benefits of batching BLOB read and writes.

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In my first post on the MySQL 8.4 Audit Log Filter component, I covered how to install the component and configure a basic filter that captures all events. The Audit Log Filter framework offers a highly granular and configurable auditing mechanism, enabling administrators to log specific events based on criteria such as user, host, or event type. This selective approach enhances observability, supports compliance initiatives, and minimizes unnecessary logging overhead.

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