id: 606243f50267e718b1e755f4 title: Relational Database Certification certification: relational-database challengeType: 7 isPrivate: true tests: - id: 5f1a4ef5d5d6b5ab580fc6ae title: Celestial Bodies Database - id: 5f9771307d4d22b9d2b75a94 title: World Cup Database - id: 5f87ac112ae598023a42df1a title: Salon Appointment Scheduler - id: 602d9ff222201c65d2a019f2 title: Periodic Table Database - id: 602da04c22201c65d2a019f4 title: Number Guessing Game