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Yunus Uyanik

MySQL with Diagrams Part One: Replication Architecture

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 […]

Tracking Dual Passwords in 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 […]

Dynamic SQL Workaround in MySQL: Prepared Statements

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 […]