}

	createdAt := time.Date(2020, 1, 1, 0, 0, 0, 0, time.UTC)
	updatedAt := createdAt.Unix()

	data := SerializerStruct{
		Name:            []byte("jinzhu"),
		Roles:           []string{"r1", "r2"},
		Contracts:       map[string]interface{}{"name": "jinzhu", "age": 10},
		EncryptedString: EncryptedString("pass"),
		CreatedTime:     createdAt.Unix(),
		UpdatedTime:     &updatedAt,

	var err error
	switch operation {
	default:
		err = errSRInvalidRequest(errInvalidArgument)
	case madmin.MakeWithVersioningBktOp:
		createdAt, cerr := time.Parse(time.RFC3339Nano, strings.TrimSpace(r.Form.Get("createdAt")))
		if cerr != nil {
			createdAt = timeSentinel
		}

		opts := MakeBucketOptions{
			LockEnabled:       r.Form.Get("lockEnabled") == "true",

	user := User{Name: "CreateUserExistingTimestamp"}
	curTime := now.MustParse("2016-01-01")
	user.CreatedAt = curTime
	user.UpdatedAt = curTime
	DB.Save(&user)

	AssertEqual(t, user.CreatedAt, curTime)
	AssertEqual(t, user.UpdatedAt, curTime)

	var newUser User
	DB.First(&newUser, user.ID)

	AssertEqual(t, newUser.CreatedAt, curTime)
	AssertEqual(t, newUser.UpdatedAt, curTime)
}

	if DB.Dialector.Name() != "gaussdb" {
		t.Skip()
	}

	type Yasuo struct {
		// TODO: function gen_random_uuid() does not exist
		ID        string `gorm:"default:gen_random_uuid()"`
		Name      string
		CreatedAt time.Time `gorm:"type:TIMESTAMP WITHOUT TIME ZONE"`
		UpdatedAt time.Time `gorm:"type:TIMESTAMP WITHOUT TIME ZONE;default:current_timestamp"`
	}

	if err := DB.Exec("CREATE EXTENSION IF NOT EXISTS pgcrypto;").Error; err != nil {

	if opts.VersioningEnabled {
		optsMap["versioningEnabled"] = "true"
	}
	if opts.ForceCreate {
		optsMap["forceCreate"] = "true"
	}
	createdAt, _ := globalBucketMetadataSys.CreatedAt(bucket)
	optsMap["createdAt"] = createdAt.UTC().Format(time.RFC3339Nano)
	opts.CreatedAt = createdAt

	// Create bucket and enable versioning on all peers.
	makeBucketConcErr := c.concDo(
		func() error {

		{Name: "CreatedAt", DBName: "created_at", BindNames: []string{"Model", "CreatedAt"}, DataType: schema.Time},
		{Name: "UpdatedAt", DBName: "updated_at", BindNames: []string{"Model", "UpdatedAt"}, DataType: schema.Time},

		ID        int64
		Name      string
		UpdatedAt time.Time
		CreatedAt time.Time
	}

	var simpleUser SimpleUser
	if err := DB.Table("users").Where("name = ?", user.Name).First(&simpleUser).Error; err != nil {
		t.Fatalf("Failed to query smaller user, got error %v", err)
	}

	AssertObjEqual(t, user, simpleUser, "Name", "ID", "UpdatedAt", "CreatedAt")

	var simpleUser2 SimpleUser

	})
	assertEqualSQL(t, `SELECT * FROM "users" WHERE "users"."name" = 'bar' AND "users"."age" = 12 ORDER BY name ASC,"users"."id" DESC LIMIT 1 OFFSET 5`, sql)

	// create
	user := &User{Name: "foo", Age: 20}
	user.CreatedAt = date
	user.UpdatedAt = date
	sql = DB.ToSQL(func(tx *gorm.DB) *gorm.DB {
		return tx.Model(&User{}).Create(user)
	})

	}
	if meta.sseConfig == nil {
		return nil, time.Time{}, BucketSSEConfigNotFound{Bucket: bucket}
	}
	return meta.sseConfig, meta.EncryptionConfigUpdatedAt, nil
}

// CreatedAt returns the time of creation of bucket
func (sys *BucketMetadataSys) CreatedAt(bucket string) (time.Time, error) {
	meta, _, err := sys.GetConfig(GlobalContext, bucket)
	if err != nil {
		return time.Time{}, err
	}
	return meta.Created.UTC(), nil
}

				if err != nil {
					return nil, err
				}
				if !opts.NoMetadata {
					for i := range buckets {
						createdAt, err := globalBucketMetadataSys.CreatedAt(buckets[i].Name)
						if err == nil {
							buckets[i].Created = createdAt
						}
					}
				}
				return buckets, nil
			},
		)

		return listBucketsCache.GetWithCtx(ctx)
	}