package entity type ChannelCopy struct { Id int ChannelId string ChannelTitle string ChannelLanguage string ChannelReptileTime *string Is_Copy int } type Channel struct { Id uint `gorm:"column:id;primaryKey;autoIncrement"` ChannelId string `gorm:"column:channelId;type:varchar(255);not null"` ChannelTitle string `gorm:"column:channelTitle;type:varchar(255);not null"` ChannelLanguage string `gorm:"column:channelLanguage;type:varchar(255);not null"` ChannelReptileTime *string `gorm:"column:channelReptileTime;type:varchar(255);default:null"` Region string `gorm:"column:region;type:varchar(255);default:null"` } func (Channel) TableName() string { return "Channel" }