Update `initDB.sql`
Update `initDB.sql`

KingsleyXie/ProgrammingWorksCompetition,KingsleyXie/CompetitionRegistrationSystem,KingsleyXie/CompetitionRegistrationSystem,KingsleyXie/ProgrammingWorksCompetition,KingsleyXie/ProgrammingWorksCompetition,KingsleyXie/CompetitionRegistrationSystem