package model import "gorm.io/gorm" type Submission struct { gorm.Model `json:"meta"` ProblemID uint `json:"problem_id" gorm:"not null;index"` UserID uint `json:"-" gorm:"not null;index"` User User `json:"user" gorm:"foreignKey:UserID"` Language string `json:"language" gorm:"not null"` Code string `json:"code" gorm:"not null"` }