package model import ( "gorm.io/gorm" ) type User struct { gorm.Model Name string `json:"name";gorm:"type:varchar(20);not null"` Telephone string `json:"telephone";gorm:"type:varchar(11);not null;unique"` Password string `json:"password";gorm:"type:varchar(20);not null"` } func (u *User) TableName() string { return "user" }