Category: PHP

How slow is FOUND_ROWS function in MySQL

From many different reasons I was always using SQL_CALC_FOUND_ROWS to get total number of records, when i was running limited query. Never especially thought about it, until i had some super performance issues with one...

XCache vs APC PHP 5.4.x

Recently I decided to run some upgrades on my servers, and go up to PHP 5.5. I’ve been using APC for a while (convenience) – usually is also bundled with all available repositories, or you...