break
						}

						if _, isZero := pkField.ValueOf(db.Statement.Context, rv); isZero {
							db.AddError(pkField.Set(db.Statement.Context, rv, insertID))
							insertID += pkField.AutoIncrementIncrement
						}
					}
				}
			case reflect.Struct:
				_, isZero := pkField.ValueOf(db.Statement.Context, db.Statement.ReflectValue)
				if isZero {

		b.QuotaConfigUpdatedAt = b.Created
	}

	if b.ReplicationConfigUpdatedAt.IsZero() {
		b.ReplicationConfigUpdatedAt = b.Created
	}

	if b.VersioningConfigUpdatedAt.IsZero() {
		b.VersioningConfigUpdatedAt = b.Created
	}

	if b.LifecycleConfigUpdatedAt.IsZero() {
		b.LifecycleConfigUpdatedAt = b.Created
	}

	if b.NotificationConfigUpdatedAt.IsZero() {

func (lc Lifecycle) eval(obj ObjectOpts, now time.Time) Event {
	var events []Event
	if obj.ModTime.IsZero() {
		return Event{}
	}

	// Handle expiry of restored object; NB Restored Objects have expiry set on
	// them as part of RestoreObject API. They aren't governed by lifecycle
	// rules.
	if !obj.RestoreExpires.IsZero() && now.After(obj.RestoreExpires) {
		action := DeleteRestoredAction
		if !obj.IsLatest {

	if r.Method != http.MethodPut {
		return false
	}
	// If the object doesn't have a modtime (IsZero), or the modtime
	// is obviously garbage (Unix time == 0), then ignore modtimes
	// and don't process the If-Modified-Since header.
	if objInfo.ModTime.IsZero() || objInfo.ModTime.Equal(time.Unix(0, 0)) {
		return false
	}

	}

	if ret.Mode.Valid() && ret.RetainUntilDate.IsZero() {
		return &ret, ErrMalformedXML
	}

	if !ret.Mode.Valid() && !ret.RetainUntilDate.IsZero() {
		return &ret, ErrMalformedXML
	}

	t, err := UTCNowNTP()
	if err != nil {
		lockLogIf(context.Background(), err)
		return &ret, ErrPastObjectLockRetainDate
	}

	if !ret.RetainUntilDate.IsZero() && ret.RetainUntilDate.Before(t) {

			var conds []clause.Expression
			for _, primaryField := range db.Statement.Schema.PrimaryFields {
				if v, isZero := primaryField.ValueOf(db.Statement.Context, db.Statement.ReflectValue); !isZero {
					conds = append(conds, clause.Eq{Column: clause.Column{Table: db.Statement.Table, Name: primaryField.DBName}, Value: v})
				}
			}

			if len(conds) > 0 {

		s.WriteString(cred.SessionToken)
	}
	if !cred.Expiration.IsZero() && !cred.Expiration.Equal(timeSentinel) {
		s.WriteString("\n")
		s.WriteString(cred.Expiration.String())
	}
	return s.String()
}

// IsExpired - returns whether Credential is expired or not.
func (cred Credentials) IsExpired() bool {
	if cred.Expiration.IsZero() || cred.Expiration.Equal(timeSentinel) {
		return false
	}

	timeOccurrenceMap := make(map[int64]int, len(times))
	groupNano := group.Nanoseconds()
	// Ignore the uuid sentinel and count the rest.
	for _, t := range times {
		if t.Equal(timeSentinel) || t.IsZero() {
			continue
		}
		nano := t.UnixNano()
		if group > 0 {
			for k := range timeOccurrenceMap {
				if k == nano {
					// We add to ourself later
					continue
				}
				diff := k - nano

					for _, field := range s.Fields {
						selected := selectedColumns[field.DBName] || selectedColumns[field.Name]
						if selected || (!restricted && field.Readable) {
							if v, isZero := field.ValueOf(stmt.Context, reflectValue); !isZero || selected {
								if field.DBName != "" {
									conds = append(conds, clause.Eq{Column: clause.Column{Table: clause.CurrentTable, Name: field.DBName}, Value: v})

	case reflect.Struct:
		if err := tx.Statement.Parse(value); err == nil && tx.Statement.Schema != nil {
			for _, pf := range tx.Statement.Schema.PrimaryFields {
				if _, isZero := pf.ValueOf(tx.Statement.Context, reflectValue); isZero {
					return tx.callbacks.Create().Execute(tx)
				}
			}
		}

		fallthrough
	default:
		selectedUpdate := len(tx.Statement.Selects) != 0