An ordinary software engineer
In the world of microservices, secure communication between services is paramount. While user authentication is well-understood, a unique challenge arises when services need to talk to each other without an active user context.
As the software we are developing grows larger, more microservices are created, more individuals work simultaneously on the software, and transferring knowledge between teams becomes harder and more complex.
Query optimization in PostgreSQL involves identifying and resolving performance issues within SQL queries. PostgreSQL provides the “EXPLAIN” command, which outputs the query execution plan and helps identify potential bottlenecks. Here’s a step-by-step breakdown: