Performance terms
Every millisecond matters — here is how to win them back
Slow software costs money, loses users, and erodes trust. Performance engineering covers profiling, caching strategies, database query optimisation, network latency, memory management, and the architectural patterns that keep systems fast under real-world load. Most performance problems are invisible until they are not — these terms help you find and fix them before your users do.
N+1 Problem in Doctrine & Eloquent PHP 7.0+
Accidentally issuing one query per related entity instead of one JOIN — the most common ORM performance pitfall, solved by eager loading.
2mo ago
performance intermediate
N+1 Query Problem PHP 5.0+ Executing one query to get N records, then N more queries to fetch related data — one per record.
2mo ago
performance intermediate