Mattias delves into optimizing SQL queries using indexes, focusing on MySQL 8.0. He explains how indexes work, how to analyze slow queries using MySQL’s EXPLAIN keyword, and the impact of different index configurations on query performance.
PHP
Lock a shared test database for parallel test processes
AI coding agents love to run tests in parallel processes. That’s great until multiple processes try to use the same local test database at once. A small file lock can serialize access and stop those Read more…