Skip to content
    SeaCode
    Learning tracksCode ArenaWorkshops & EventsInstructors
    Log inSign up
    Interactive tutorials / SQL / Boss

    SQL · Island challenge 4

    Building tables and changing data

    • 5 challenges
    • 3 hearts
    • 5 minutes

    You need 4 right on the first try. Every mistake costs a heart.

    Sign in to save your win and earn XP.

    SeaCode

    Learn to code for real, online or at our branch in front of Cairo University, Giza.

    Learn

    • All courses
    • Interactive tutorials
    • Interview practice problems
    • Mock interview
    • Learning tracks
    • Code Arena
    • Workshops & Events
    • Knowledge library
    • Team projects

    Your account

    • Log in
    • Sign up
    • Learning plan
    • Certificates
    • Site map

    Contact us

    • WhatsApp
    • 010 9094 1104
    • In front of Cairo University, Giza

    © 2026 SeaCode. All rights reserved.