Once again processing 11 million rows, now in seconds
Read OriginalThe article chronicles a performance optimization journey for a PHP script handling 11 million database events. Starting from 30 events per second, the author improved to 50k/sec, then doubled it to 100k/sec by batching INSERT queries. A further optimization involved moving count aggregation from MySQL's ON DUPLICATE KEY UPDATE to PHP, pre-calculating sums before a single bulk database operation, drastically reducing runtime.
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