MySQL HeatWave Faster Point-in-time Recovery

Though we try our best to avoid it, it's easy to let underperforming queries slip through the cracks in our workloads, negatively impacting the performance of a database system.This is especially true in large-scale database environments, with many gigabytes or terabytes of data, hundreds of tables, and thousands of query patterns being executed on a daily basis. Thankfully, MySQL has the ability to collect data that can be leveraged for identifying problematic queries, and can also do profiling on them in order to drill into their poor performance.In this article, I'll go over several built-in techniques for how to do this in native MySQL.If you use PlanetScale, this type of information can be gathered more easily and intuitively using the PlanetScale Insights dashboard.I'll include a brief discussion of this feature later on. For this article, I'll be using the following schema as an example.

A fake workload has been run on this database, …

Any Galera documentation about limitations will state that tables must have primary keys. They state that DELETEs are unsupported and other DMLs could have unwanted side-effects such as inconsistent ordering: rows can appear in different order on different nodes in your cluster.If you are not actively relying on row orders, this could seem acceptable. Deletes […]

MySQL is a free, open-source, relational database management platform powered by Oracle Cloud. This tutorial will show you how to install MySQL 8 on Ubuntu 22.04 server.

Today, accessing and managing databases remotely is a fundamental skill for developers, system administrators, and anyone working with data-driven applications. In this article, we will demonstrate how to establish an SSH connection to a MySQL database on a DigitalOcean Droplet—a virtual private server that can host various applications and databases.

The post How to Connect to a MySQL Database on a DigitalOcean Droplet Using dbForge Studio appeared first on Devart Blog.

The latest Episode of MySQL Shorts is now available! Check out Episode 59 on the MySQL YouTube Channel to learn how to import data from a csv file into a MySQL database using MySQL Shell.

Episode #59 of MySQL Shorts in now available!

Duplicates pose an ongoing risk to the data consistency and the overall database efficiency. This article will explore the issue of duplicate records, including their origins, the effects they have on databases, and strategies for swiftly detecting and permanently removing duplicates.

The post How to Remove Duplicate Rows in MySQL appeared first on Devart Blog.

The MySQL Heatwave Service (MHS) in Oracle Cloud Infrastructure (OCI) includes a backup feature for MySQL HeatWave database systems (DB systems). However, these backups are scheduled either once in every 24 hours or can be created on-demand. If any event occurs in between to alter the data, the customer could potentially loose data worth minutes […]

Codership is pleased to announce a new Generally Available (GA) release of the multi-master Galera Cluster for MySQL 8.0, consisting of MySQL-wsrep 8.0.36 (release notes, download), with Galera replication library 4.18 (release notes, download) implementing wsrep API version 26. This release incorporates all changes to MySQL 8.0.36, adding a synchronous option for your MySQL High Availability solutions.

There have been some notable changes …