if _, ok := expr.Vars[idx].(driver.Valuer); ok {
					builder.AddVar(builder, expr.Vars[idx])
				} else {
					switch rv := reflect.ValueOf(expr.Vars[idx]); rv.Kind() {
					case reflect.Slice, reflect.Array:
						if rv.Len() == 0 {
							builder.AddVar(builder, nil)
						} else {
							for i := 0; i < rv.Len(); i++ {
								if i > 0 {
									builder.WriteByte(',')
								}

				result := reflect.Indirect(rel.Field.ReflectValueOf(ctx, value))
				switch result.Kind() {
				case reflect.Struct:
					reflectResults = reflect.Append(reflectResults, result.Addr())
				case reflect.Slice, reflect.Array:
					for i := 0; i < result.Len(); i++ {
						if elem := result.Index(i); elem.Kind() == reflect.Ptr {
							reflectResults = reflect.Append(reflectResults, elem)
						} else {

	tx := db.Session(&gorm.Session{NewDB: true})
	if called := fc(db.Statement.ReflectValue.Interface(), tx); !called {
		switch db.Statement.ReflectValue.Kind() {
		case reflect.Slice, reflect.Array:
			db.Statement.CurDestIndex = 0
			for i := 0; i < db.Statement.ReflectValue.Len(); i++ {
				if value := reflect.Indirect(db.Statement.ReflectValue.Index(i)); value.CanAddr() {
					fc(value.Addr().Interface(), tx)

	var (
		selectColumns, restricted = stmt.SelectAndOmitColumns(false, true)
		assignValue               func(field *schema.Field, value interface{})
	)

	switch stmt.ReflectValue.Kind() {
	case reflect.Slice, reflect.Array:
		assignValue = func(field *schema.Field, value interface{}) {
			for i := 0; i < stmt.ReflectValue.Len(); i++ {
				if stmt.ReflectValue.CanAddr() {
					field.Set(stmt.Context, stmt.ReflectValue.Index(i), value)
				}