可以自行设定指标数据保留时间

internal/db/models/metric_item_dao_test.go

@@ -1,6 +1,13 @@
-package models
+package models_test
 
 import (
+	"github.com/TeaOSLab/EdgeAPI/internal/db/models"
 	_ "github.com/go-sql-driver/mysql"
 	_ "github.com/iwind/TeaGo/bootstrap"
+	"testing"
 )
+
+func TestMetricStatDAO_Clean(t *testing.T) {
+	var dao = models.NewMetricStatDAO()
+	t.Log(dao.Clean(nil))
+}