_, queryValues := schema.GetIdentityFieldValuesMap(stmt.Context, stmt.ReflectValue, stmt.Schema.PrimaryFields)
			column, values := schema.ToQueryValues(stmt.Table, stmt.Schema.PrimaryFieldDBNames, queryValues)

			if len(values) > 0 {
				stmt.AddClause(clause.Where{Exprs: []clause.Expression{clause.IN{Column: column, Values: values}}})
			}

			if stmt.ReflectValue.CanAddr() && stmt.Dest != stmt.Model && stmt.Model != nil {

			return err
		}
	}
	return nil
}

// DropTable drop table for values
func (m Migrator) DropTable(values ...interface{}) error {
	values = m.ReorderModels(values, false)
	for i := len(values) - 1; i >= 0; i-- {
		tx := m.DB.Session(&gorm.Session{})
		if err := m.RunWithValue(values[i], func(stmt *gorm.Statement) error {
			return tx.Exec("DROP TABLE IF EXISTS ?", m.CurrentTable(stmt)).Error
		}); err != nil {

		ReflectValue: reflect.ValueOf(dest),
		Dest:         dest,
	}

	stmt.Schema = s

	values := ConvertToCreateValues(stmt)
	expected := clause.Values{
		// column has value + defaultValue column has value (which should have a stable order)
		Columns: []clause.Column{{Name: "name"}, {Name: "email"}, {Name: "age"}, {Name: "id"}},
		Values: [][]interface{}{
			{"alice", "email", 18, 1},
			{"bob", "email", 19, 2},
		},
	}

		}
	}
}

// IN Whether a value is within a set of values
type IN struct {
	Column interface{}
	Values []interface{}
}

func (in IN) Build(builder Builder) {
	builder.WriteQuoted(in.Column)

	switch len(in.Values) {
	case 0:
		builder.WriteString(" IN (NULL)")
	case 1:
		if _, ok := in.Values[0].([]interface{}); !ok {
			builder.WriteString(" = ")

	}

	DB.Where("Code = ?", "unique_code").First(&p)
	if !reflect.DeepEqual(p.GetCallTimes(), []int64{1, 1, 0, 1, 0, 0, 0, 0, 1}) {
		t.Fatalf("After callbacks values are not saved, %v", p.GetCallTimes())
	}

	p.Price = 200
	DB.Save(&p)
	if !reflect.DeepEqual(p.GetCallTimes(), []int64{1, 2, 1, 1, 1, 1, 0, 0, 1}) {

		tx = tx.Omit(omits...)
	}

	return db.AddError(tx.Create(values).Error)
}

// check association values has been saved
// if values kind is Struct, check it has been saved
// if values kind is Slice/Array, check all items have been saved
var visitMapStoreKey = "gorm:saved_association_map"

func checkAssociationsSaved(db *gorm.DB, values reflect.Value) bool {
	if visit, ok := db.Get(visitMapStoreKey); ok {

	for _, val := range vals {
		if val != "" && !strings.EqualFold(val, "false") {
			return true
		}
	}
	return false
}

func ToStringKey(values ...interface{}) string {
	results := make([]string, len(values))

	for idx, value := range values {
		if valuer, ok := value.(driver.Valuer); ok {
			value, _ = valuer.Value()
		}

		switch v := value.(type) {
		case string:
			results[idx] = v

func (idx Index) PrimaryKey() (isPrimaryKey bool, ok bool) {
	return idx.PrimaryKeyValue.Bool, idx.PrimaryKeyValue.Valid
}

// Unique returns whether the index is unique or not.
func (idx Index) Unique() (unique bool, ok bool) {
	return idx.UniqueValue.Bool, idx.UniqueValue.Valid
}

// Option return the optional attribute of the index
func (idx Index) Option() string {
	return idx.OptionValue

				}
			}
			checkEmbeddedRelations(t, relations.EmbeddedRelations, rs.EmbeddedRelations)
		})
	}
}

func checkField(t *testing.T, s *schema.Schema, value reflect.Value, values map[string]interface{}) {
	for k, v := range values {
		t.Run("CheckField/"+k, func(t *testing.T) {
			fv, _ := s.FieldsByDBName[k].ValueOf(context.Background(), value)
			tests.AssertEqual(t, v, fv)
		})
	}

	tx.Statement.Unscoped = true
	return
}

func (db *DB) Raw(sql string, values ...interface{}) (tx *DB) {
	tx = db.getInstance()
	tx.Statement.SQL = strings.Builder{}

	if strings.Contains(sql, "@") {
		clause.NamedExpr{SQL: sql, Vars: values}.Build(tx.Statement)
	} else {
		clause.Expr{SQL: sql, Vars: values}.Build(tx.Statement)
	}
	return