// Find
	var user2 User
	DB.Find(&user2, "id = ?", user.ID)
	DB.Model(&user2).Association("Languages").Find(&user2.Languages)

	CheckUser(t, user2, user)

	// Count
	AssertAssociationCount(t, user, "Languages", 2, "")

	// Append
	language := Language{Code: "language-many2many-append", Name: "language-many2many-append"}
	DB.Create(&language)

	if err := DB.Model(&user2).Association("Languages").Append(&language); err != nil {

	Active    bool
}

type Account struct {
	gorm.Model
	UserID sql.NullInt64
	Number string
}

type Pet struct {
	gorm.Model
	UserID *uint
	Name   string
	Toy    Toy `gorm:"polymorphic:Owner;"`
}

type Toy struct {
	gorm.Model
	Name      string
	OwnerID   string
	OwnerType string
}

type Tools struct {
	gorm.Model
	Name     string
	CustomID string
	Type     string
}

	}

	user3.Name = "save3_"
	if err := DB.Model(User{Model: user3.Model}).Save(&user3).Error; err != nil {
		t.Fatalf("failed to save user, got %v", err)
	}

	var result2 User
	if err := DB.First(&result2, "name = ?", "save3_").Error; err != nil || result2.ID != user3.ID {
		t.Fatalf("failed to find updated user, got %v", err)
	}

	if err := DB.Model(User{Model: user3.Model}).Save(&struct {
		gorm.Model

					association.Error = associationDB.Model(nil).Where(clause.IN{Column: column, Values: values}).Delete(reflect.New(rel.FieldSchema.ModelType).Interface()).Error
				}
			}
		case schema.HasOne, schema.HasMany:
			model := reflect.New(rel.FieldSchema.ModelType).Interface()
			tx := association.DB.Model(model)

	// Clear
	DB.Model(&users).Association("Company").Clear()
	AssertAssociationCount(t, users, "Company", 0, "After Clear")

	DB.Model(&users).Association("Manager").Clear()
	AssertAssociationCount(t, users, "Manager", 0, "After Clear")

	// shared company
	company := Company{Name: "shared"}
	if err := DB.Model(&users[0]).Association("Company").Append(&company); err != nil {

	dryRunDB := DB.Session(&gorm.Session{DryRun: true})

	stmt := dryRunDB.Model(&user).Where("id = ?", 1).Updates(map[string]interface{}{"age": ageInt(8)}).Statement
	sql := DB.Dialector.Explain(stmt.SQL.String(), stmt.Vars...)
	if !regexp.MustCompile(`.*age.*=8,`).MatchString(sql) {
		t.Errorf("Failed to generate sql, got %v", sql)
	}

	"istio.io/istio/istioctl/pkg/util/proto"
	"istio.io/istio/pilot/pkg/model"
	v3 "istio.io/istio/pilot/pkg/xds/v3"
	"istio.io/istio/pkg/config/host"
)

// ClusterFilter is used to pass filter information into cluster based config writer print functions
type ClusterFilter struct {
	FQDN      host.Name
	Port      int
	Subset    string
	Direction model.TrafficDirection
}

	var simpleUser2 SimpleUser
	if err := DB.Model(&User{}).Select("id").First(&simpleUser2, user.ID).Error; err != nil {
		t.Fatalf("Failed to query smaller user, got error %v", err)
	}

	AssertObjEqual(t, user, simpleUser2, "ID")

	var simpleUsers []SimpleUser
	if err := DB.Model(&User{}).Select("id").Find(&simpleUsers, user.ID).Error; err != nil || len(simpleUsers) != 1 {

	"gorm.io/gorm/clause"
	"gorm.io/gorm/utils"
)

// Model specify the model you would like to run db operations
//
//	// update all users's name to `hello`
//	db.Model(&User{}).Update("name", "hello")
//	// if user's primary key is non-blank, will use it as condition, then will only update that user's name to `hello`
//	db.Model(&user).Update("name", "hello")
func (db *DB) Model(value interface{}) (tx *DB) {
	tx = db.getInstance()

		if count := DB.Unscoped().Model(&user).Association(key).Count(); count != value {
			t.Errorf("user's %v expects: %v, got %v", key, value, count)
		}
	}

	for key, value := range map[string]int64{"Account": 0, "Pets": 0, "Toys": 0, "Company": 1, "Manager": 1, "Team": 0, "Languages": 0, "Friends": 0} {
		if count := DB.Model(&user).Association(key).Count(); count != value {