Non-Repeatable Read

Practical DevOps Architecture

Sep 21, 2022 · Databases

Understanding MySQL Transaction Isolation Levels: Dirty Read, Non-Repeatable Read, and Phantom Read

This article explains MySQL's four transaction isolation levels, illustrating how concurrent transactions can cause dirty reads, non‑repeatable reads, and phantom reads through detailed examples of two transactions interacting via SELECT, UPDATE, and INSERT operations, and summarizes the consistency issues each scenario creates.