Ngoptimalake queries sing alon diwiwiti kanthi nganalisis execution plan (EXPLAIN) kanggo golek bottleneck, banjur ngaplikasike perbaikan sing ditarget — paling umum menambah indexes, menulis ulang query, lan ngindhari anti-patterns umum. Kemenangan paling gedhe biasane ngubah full table scans dadi index lookups.
Langkah 1: nganalisis nganggo EXPLAIN
EXPLAIN ANALYZE
orders customer_id ;
