The Bank Management System is a web-based application developed using Spring Boot that aims to streamline various banking operations. This system offers features to manage customer accounts and ...
You check `EXPLAIN` during code review and find no slow queries, yet in production, hundreds of SQL statements are being executed. This is the N+1 problem. Even if your index design is correct, ...
Usually, our applications operate with the current state of a domain object. But sometimes, we need to know the entire history of the domain object changes. For example, we want to know how an order ...