>Even simple stuff, such as SELECT COUNT(\*) edit seems like my old performance ... | Hacker News

Hacker News new | past | comments | ask | show | jobs | submit

login

rypskar on June 28, 2018 | parent | context | favorite | on: How not to structure database-backed web apps: per...

>Even simple stuff, such as SELECT COUNT(*) edit seems like my old performance book was outdated or wrong :(

czechdeveloper on June 28, 2018 | [–]

SELECT COUNT(*) should be the one which is resolved by index/metadata

ianamartin on June 28, 2018 | [–]

Nope. Not even close.

Join us for AI Startup School this June 16-17 in San Francisco!
Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact