For users of HeatWave Service, the maintenance process can sometimes feel like a black box. What does it entail? How does it differ from version upgrades? When and how are updates applied? With questions like these swirling around, it’s time to unpack the mechanics of HeatWave maintenance and shed light on its purpose, scope, and flexibility. Whether you’re managing a production database or planning a deployment, this guide will help you navigate the process with confidence.

Time zones, truncation, formatting nightmares—oh MySQL, why so complex? Learn the key differences between TIMESTAMP and DATETIME, when to use each, and how to prevent time-based bugs in your queries.

The post MySQL Date Format: Understanding Date, Time, and Datetime in MySQL appeared first on Devart Blog.

Most database performance issues don’t start with complex queries or heavy traffic—they begin at the foundation: data type selection. One seemingly small decision—CHAR vs. VARCHAR—can dictate whether your database remains fast and efficient or bloated and sluggish as it scales.  It’s a mistake even experienced developers make, and it’s easy to see why. At a […]

The post Key Differences Between VARCHAR And CHAR in MySQL  appeared first on Devart Blog.

Need MySQL database hosting? Learn how to host a MySQL database on cloud, VPS, or local servers. Compare costs, features, and providers.

The post How to Host MySQL Databases: Best Methods & Hosting Solutions appeared first on Devart Blog.

Learn how to use ENUM in MySQL to store predefined values efficiently. Find syntax, examples, and best practices for the ENUM data type.

The post ENUM Data Type in MySQL: Syntax, Examples and Best Practices appeared first on Devart Blog.

The TIMESTAMPDIFF() function in MySQL calculates differences between two points in time. This article explores TIMESTAMPDIFF(), covering its syntax, everyday use cases, and best practices for real-world applications.

The post MySQL TIMESTAMPDIFF() Function: Syntax, Examples & Use Cases appeared first on Devart Blog.

In this post, we demonstrate how to perform an incremental dump of data using MySQL Shell by leveraging the `util.dumpBinlogs()` function.

Based in China, Hytera Communications Corporation Limited is a global leader in providing innovative communications technologies and solutions. MySQL Enterprise Edition has enhanced both the performance and security of their systems, enabling them to deliver high-quality, reliable solutions to their customers. With MySQL’s competitive advantages, Hytera can continue to drive customer satisfaction and maintain its position as a global leader in mission-critical communications.

In this article you will see how to create embeddings of your database's content and store those vectors in MySQL HeatWave. Then you will discover the power of HeatWave GenAI to RAG your data with LLMs

MySQL HeatWave integrates GenAI capabilities into MySQL on OCI. We have demonstrated how HeatWave GenAI can leverage RAG’s capability to utilize ingested documents (unstructured data) in LakeHouse and generate responses to specific questions or chats. See: The common theme here is the use of data stored in Object Storage (LakeHouse). I previously discussed how to […]