Don't hide your database indexes! скачать в хорошем качестве

Don't hide your database indexes!

Using a redundant condition is a technique to allow MySQL to use an index where it might otherwise be impossible! 00:00 Intro 01:06 Redundant condition drawing 02:12 Obfuscated indexes in MySQL 03:04 Obfuscated index example 04:50 Redundant condition example 06:18 Explaining the ADDTIME query 07:18 Adding a redundant condition 08:59 A second example 10:41 When to use redundant conditions 📚 Learn more about PlanetScale at https://planetscale.com/youtube. —————————————————— 💬 Follow PlanetScale on social media • Twitter:   / planetscaledata   • Discord:   / discord   • TikTok:   / planetscale   • Twitch:   / planetscale   • LinkedIn:   / planetscale