Query optimization doesn't work because SQL is declarative (scattered-thoughts.net) 2 points by jamii 1y ago ↗ HN
[–] idiocrat 1y ago ↗ Maybe the "query optimization works because sql is set-oriented"?The types of operations in SQL are limited to sets, therefore allowing certain optimizations.
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[ 4.4 ms ] story [ 40.7 ms ] threadThe types of operations in SQL are limited to sets, therefore allowing certain optimizations.