SQL Practice: Learn Database

Marton Greber

Mayelana nalolu hlelo lokusebenza

Funda i-SQL ngezikhathi zansuku zonke zemizuzu engu-15; akukho laptop edingekayo.

Ukuzijwayeza kwe-SQL: Isizindalwazi Sokufunda sishintsha izikhathi zokungenzi lutho zibe ukuqeqeshwa kwamakhono edatha. Ukuzilolonga okusebenzisanayo, amasethi edatha omhlaba wangempela, kanye nempendulo esheshayo kukuthatha kusukela ekuqaleni kuya kokulungele umsebenzi - konke ku-iPhone yakho.

Okabani
- Abashintshi bemisebenzi abangena kwezobuchwepheshe
- Ochwepheshe bengeza i-SQL kukhithi yabo yamathuluzi
- Abafundi balungiselela izingxoxo zobuchwepheshe
- Noma ubani ofisa ukwazi ngedatha nezinqolobane zolwazi

Kungani kuhlukile
- Idatha yebhizinisi langempela - zijwayeze ngezimo ezingokoqobo, hhayi amathebula amathoyizi
- Ikharikhulamu eqhubekayo - qala kalula, yakha ukuzethemba, imibuzo eyinkimbinkimbi eyinkimbinkimbi
- Idizayini yokuqala yeselula - funda noma kuphi, nganoma yisiphi isikhathi
- Impendulo esheshayo namacebo e-AI - bona imiphumela, qonda amaphutha
- Inqubekelaphambili ethuthukisiwe - ama-streaks, i-XP, kanye nezimpumelelo kukugcina ukhuthazekile

Yini ozoyenza
- KHETHA, LAPHO, nokuhlunga idatha
- JOIN kanye nemibuzo yobudlelwano
- Izilinganiso (COUNT, SUM, AVG…)
- Imibuzo engaphansi kanye namasu athuthukile
- Imiqondo eyinhloko ye-database-design

Hlala uthembisene
- Izinselele zokuzijwayeza nsuku zonke
- Imodi ye-Hardcore yabasebenzisi bamandla
- Izibalo zenqubekelaphambili enemininingwane
- Izimpumelelo ekwabelwana ngazo

Qala uhambo lwakho lwedatha namuhla. Asikho umuzwa wangaphambili wokubhala amakhodi odingekayo - imizuzu eyi-15 nje yelukuluku.

Inqubomgomo Yobumfihlo: https://martongreber.github.io/mvp/privacy.html
Imigomo Yokusebenzisa: https://martongreber.github.io/mvp/terms.html

Yini entsha

First release! Interactive SQL drills, daily challenges, AI hints, offline mode, and streak tracking. Learn fast anywhere — let us know what you think!