}
	})

	t.Run("Array", func(t *testing.T) {
		pets := [...]Pet{{
			Name: "PolymorphicHasOne-Array-1",
			Toy:  Toy{Name: "Toy-PolymorphicHasOne-Array-1"},
		}, {
			Name: "PolymorphicHasOne-Array-2",
			Toy:  Toy{Name: "Toy-PolymorphicHasOne-Array-2"},
		}, {
			Name: "PolymorphicHasOne-Array-3",
			Toy:  Toy{Name: "Toy-PolymorphicHasOne-Array-3"},
		}}

						var val interface{}
						values[idx] = &val
					}
				}
			}
		}

		switch reflectValue.Kind() {
		case reflect.Slice, reflect.Array:
			var (
				elem        reflect.Value
				isArrayKind = reflectValue.Kind() == reflect.Array
			)

			if !update || reflectValue.Len() == 0 {
				update = false
				if isArrayKind {
					db.Statement.ReflectValue.Set(reflect.Zero(reflectValue.Type()))

				}
				insertID += schema.DefaultAutoIncrementIncrement
			}
		default:
			if pkField == nil {
				return
			}

			switch db.Statement.ReflectValue.Kind() {
			case reflect.Slice, reflect.Array:
				if config.LastInsertIDReversed {
					for i := db.Statement.ReflectValue.Len() - 1; i >= 0; i-- {
						rv := db.Statement.ReflectValue.Index(i)
						if reflect.Indirect(rv).Kind() != reflect.Struct {
							break

func (db *DB) CreateInBatches(value interface{}, batchSize int) (tx *DB) {
	reflectValue := reflect.Indirect(reflect.ValueOf(value))

	switch reflectValue.Kind() {
	case reflect.Slice, reflect.Array:
		var rowsAffected int64
		tx = db.getInstance()

		// the reflection length judgment of the optimized value
		reflectLen := reflectValue.Len()

		callFc := func(tx *DB) error {

	}

	if !reflect.DeepEqual(got[0], want) && !reflect.DeepEqual(got[1], want) {
		t.Fatalf("got %s; want array containing %s", toJSONString(got), toJSONString(want))
	}

	if !reflect.DeepEqual(got[0], want2) && !reflect.DeepEqual(got[1], want2) {
		t.Errorf("got %s; want array containing %s", toJSONString(got), toJSONString(want2))
	}
}

func TestNilPointerSlice2(t *testing.T) {
	type (

								if _, ok := dest[rel.Name]; ok {
									dest[rel.Name] = elem.Interface()
								}
							}
						}
					}
				}

				switch db.Statement.ReflectValue.Kind() {
				case reflect.Slice, reflect.Array:
					var (
						rValLen   = db.Statement.ReflectValue.Len()
						objs      = make([]reflect.Value, 0, rValLen)
						fieldType = rel.Field.FieldType
						isPtr     = fieldType.Kind() == reflect.Ptr
					)

// Select accepts both string arguments and arrays.
//
//	// Select name and age of user using multiple arguments
//	db.Select("name", "age").Find(&users)
//	// Select name and age of user using an array
//	db.Select([]string{"name", "age"}).Find(&users)
func (db *DB) Select(query interface{}, args ...interface{}) (tx *DB) {
	tx = db.getInstance()

	switch v := query.(type) {
	case []string:

			}

			writer.WriteString(subdb.Statement.SQL.String())
			stmt.Vars = subdb.Statement.Vars
		default:
			switch rv := reflect.ValueOf(v); rv.Kind() {
			case reflect.Slice, reflect.Array:
				if rv.Len() == 0 {
					writer.WriteString("(NULL)")
				} else if rv.Type().Elem() == reflect.TypeOf(uint8(0)) {
					stmt.Vars = append(stmt.Vars, v)
					stmt.DB.Dialector.BindVarTo(writer, stmt, v)

			}
		} else if rel := relationships.Relations[name]; rel != nil {
			if joined, nestedJoins := isJoined(name); joined {
				switch rv := db.Statement.ReflectValue; rv.Kind() {
				case reflect.Slice, reflect.Array:
					if rv.Len() > 0 {
						reflectValue := rel.FieldSchema.MakeSlice().Elem()
						reflectValue.SetLen(rv.Len())
						for i := 0; i < rv.Len(); i++ {

		switch rel.Type {
		case schema.BelongsTo:
			if len(values) == 0 {
				updateMap := map[string]interface{}{}
				switch reflectValue.Kind() {
				case reflect.Slice, reflect.Array:
					for i := 0; i < reflectValue.Len(); i++ {
						association.Error = rel.Field.Set(association.DB.Statement.Context, reflectValue.Index(i), reflect.Zero(rel.Field.FieldType).Interface())
					}
				case reflect.Struct: