fix bug

models/data_manage/base_from_changes_visitors_covid.go

@@ -57,7 +57,7 @@ type ChangesVisitorsCovidIndexResp struct {
 // 获取当天数据信息列表
 func GetChangesVisitorsCovidAll(dateTime string) (items []*BaseFromChangesVisitorsCovid, err error) {
 	o := orm.NewOrm()
-	sql := `SELECT * FROM base_from_changes_visitors_covid WHERE data_time>=?`
+	sql := `SELECT * FROM base_from_changes_visitors_covid WHERE day>=? `
 	_, err = o.Raw(sql, dateTime).QueryRows(&items)
 	return
 }