Jan 07, 2025 |
Insight for DBAs, MySQL
Here is part two of my MySQL with Diagrams series (Here’s part one – MySQL with Diagrams Part One: Replication Architecture). We are going to explore how MySQL handles thread termination using the KILL command, as visualized in the provided diagram, and provide sample demonstrations to help you better understand. Many people think they know […]
Dec 12, 2024 |
Insight for DBAs, MySQL
In this series, “MySQL with Diagrams,” I’ll use diagrams to explain internals, architectures, and structures as detailed as possible. In basic terms, here’s how replication works: the transactions are written into a binary log on the source side, carried into the replica, and applied. The replica’s connection metadata repository contains information that the replication receiver […]
Oct 31, 2024 |
Insight for DBAs, MySQL
We already have blog posts about Dual Password in MySQL from Brian Sumpter – Using MySQL 8 Dual Passwords, and from Marco Tusa – MySQL Dual Passwords – How To Manage Them Programmatically Let’s skip the details about dual passwords and focus on tracking password usage. How can we be sure that we are using […]
Jul 31, 2023 |
Insight for DBAs, Insight for Developers, MySQL
Dynamic SQL is a desirable feature that allows developers to construct and execute SQL statements dynamically at runtime. While MySQL lacks built-in support for dynamic SQL, this article presents a workaround using prepared statements. We will explore leveraging prepared statements to achieve dynamic query execution, parameterized queries, and dynamic table and column selection. Understanding prepared […]