rows, ok := tx.Statement.Dest.(*sql.Rows)
	if !ok && tx.DryRun && tx.Error == nil {
		tx.Error = ErrDryRunModeUnsupported
	}
	return rows, tx.Error
}

// Scan scans selected value to the struct dest
func (db *DB) Scan(dest interface{}) (tx *DB) {
	config := *db.Config
	currentLogger, newLogger := config.Logger, logger.Recorder.New()
	config.Logger = newLogger

	tx = db.getInstance()

	GetName() string
	Build() (sql string, vars []interface{})
}

// GormDataTypeInterface gorm data type interface
type GormDataTypeInterface interface {
	GormDataType() string
}

// FieldNewValuePool field new scan value pool
type FieldNewValuePool interface {
	Get() interface{}
	Put(interface{})
}

// CreateClausesInterface create clauses interface
type CreateClausesInterface interface {

				db.Statement.Context, db.Statement.SQL.String(), db.Statement.Vars...,
			)
			if db.AddError(err) == nil {
				defer func() {
					db.AddError(rows.Close())
				}()
				gorm.Scan(rows, db, mode)
			}

			return
		}

		result, err := db.Statement.ConnPool.ExecContext(
			db.Statement.Context, db.Statement.SQL.String(), db.Statement.Vars...,
		)
		if err != nil {
			db.AddError(err)

	if res.ID != user3.ID || res.Name != user3.Name || res.Age != int(user3.Age) {
		t.Fatalf("Scan into struct should work, got %#v, should %#v", res, user3)
	}

	doubleAgeRes := &result{}
	if err := DB.Table("users").Select("age + age as age").Where("id = ?", user3.ID).Scan(&doubleAgeRes).Error; err != nil {
		t.Errorf("Scan to pointer of pointer")
	}

	if doubleAgeRes.Age != int(res.Age)*2 {

	// prepend asterisks
	return append([]byte("***"), data...), nil
}

type Num int64

func (i *Num) Scan(src interface{}) error {
	switch s := src.(type) {
	case []byte:
		n, _ := strconv.Atoi(string(s))
		*i = Num(n)
	case int64:
		*i = Num(s)
	default:
		return errors.New("Cannot scan NamedInt from " + reflect.ValueOf(src).String())
	}
	return nil
}

type StringsSlice []string

	DB.Create(&user)

	var err error
	err = DB.Transaction(func(tx *gorm.DB) error {
		return tx.Model(&User{}).Limit(1).Transaction(func(tx2 *gorm.DB) error {
			return tx2.Scan(&User{}).Error
		})
	})

	if err != nil {
		t.Error(err)
	}

	// method with hooks
	err = DB.Transaction(func(tx1 *gorm.DB) error {
		// callMethod do

	}
	return s
}

type Roles []string

type Job struct {
	Title    string
	Number   int
	Location string
	IsIntern bool
}

type EncryptedString string

func (es *EncryptedString) Scan(ctx context.Context, field *schema.Field, dst reflect.Value, dbValue interface{}) (err error) {
	switch value := dbValue.(type) {
	case []byte:
		*es = EncryptedString(bytes.TrimPrefix(value, []byte("hello")))
	case string:

type GetDBConnector interface {
	GetDBConn() (*sql.DB, error)
}

// Rows rows interface
type Rows interface {
	Columns() ([]string, error)
	ColumnTypes() ([]*sql.ColumnType, error)
	Next() bool
	Scan(dest ...interface{}) error
	Err() error
	Close() error
}

type ErrorTranslator interface {
	Translate(err error) error

					dest := db.Statement.Dest
					db.Statement.Dest = db.Statement.ReflectValue.Addr().Interface()
					gorm.Scan(rows, db, mode)
					db.Statement.Dest = dest
					db.AddError(rows.Close())
				}
			} else {
				result, err := db.Statement.ConnPool.ExecContext(db.Statement.Context, db.Statement.SQL.String(), db.Statement.Vars...)

	DB.Save(&user1).Save(&user2).Save(&user3)

	row := DB.Table("users").Where("name = ?", user2.Name).Select("age").Row()

	var age int64
	if err := row.Scan(&age); err != nil {
		t.Fatalf("Failed to scan age, got %v", err)
	}

	if age != 10 {
		t.Errorf("Scan with Row, age expects: %v, got %v", user2.Age, age)
	}

	table := "gorm.users"
	if DB.Dialector.Name() != "mysql" || isTiDB() {