package data_manage import ( "github.com/beego/beego/v2/client/orm" ) // GetEdbDataMysteelChemicalMaxOrMinDate 根据上海钢联指标code获取最大、最小日期 func GetEdbDataMysteelChemicalMaxOrMinDate(edbCode string) (minDate, maxDate string, err error) { o := orm.NewOrmUsingDB("data") sql := ` SELECT MIN(data_time) AS minDate,MAX(data_time) AS maxDate FROM edb_data_mysteel_chemical WHERE edb_code=? ` err = o.Raw(sql, edbCode).QueryRow(&minDate, &maxDate) return }