package iot type MeterCalc struct { ID string `gorm:"type:varchar(50);not null;comment:设备编码"` Time int `gorm:"type:int;not null;comment:更新时间"` Data string `gorm:"type:varchar(500);not null;comment:计算数据"` } func (MeterCalc) TableName() string { return "iot_meter_calc" }