Learn SQL: Database Quiz

GJAM TECHNOLOGIES

Iqukethe izikhangisoUkuthenga ngaphakathi nohlelo

Mayelana nalolu hlelo lokusebenza

Thola amandla e-SQL ngemibuzo yethu yedathabheyisi esebenzisanayo.

Izisekelo Zedathabheyisi
I-SQL iyikhono eliyisisekelo kunoma ubani osebenza ngedathabheyisi, futhi uhlelo lwethu lokusebenza lunikeza umhlahlandlela wokufunda ophelele ukuze uqalise. Ngokugxila ezitatimendeni ze-SELECT, JOIN, kanye ne-GROUP BY, uzobe ubuza njengochwepheshe ngokushesha.

Izisekelo Zedathabheyisi
Uhlelo lwethu lokusebenza luhlanganisa izisekelo ze-SQL, kufaka phakathi izinkomba nemisebenzi yokuhlanganisa, ukukusiza ukulinganisa nokuhlaziya idatha ngokuzethemba.

Kungani Ufunde I-SQL: Imibuzo Yedathabheyisi
Uhlelo lwethu lokusebenza lwenzelwe ukusiza abaqalayo kanye nabafundi abaphakathi ngokufanayo, ngochungechunge lwezivivinyo kanye nemibuzo yokuhlola ulwazi lwakho nokukusiza uthuthuke.
Izici ngokushesha
• Izitatimende ze-JOIN ezinhle ngezifundo zethu zokuhlanganisa
• Funda ukusebenzisa izinkomba ukuze uthuthukise imibuzo yakho
• Qonda imisebenzi yokuhlanganisa efana ne-SUM ne-AVG
• Zijwayeze ngemibuzo nezivivinyo ezingaphezu kwe-100
• Umhlahlandlela wokufunda we-SELECT, GROUP BY, nokuningi
Ukuqala
Landa uhlelo lwethu lokusebenza ukuze uqale ukufunda i-SQL namuhla futhi ube nekhono ekubuzeni imininingwane.

Sicela uqaphele ukuthi uhlelo lwethu lokusebenza ludinga izimvume eziyisisekelo ukuze lusebenze, futhi siyayihlonipha imfihlo yakho. Landa i-Learn SQL: Database Quiz manje ukuze uqale ukuqonda imibuzo ye-SQL.

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