saveTokenOwner := func(owner *TokenOwner) (*TokenOwner, error) {
		var newOwner TokenOwner
		if err := DB.Transaction(func(tx *gorm.DB) error {
			if err := tx.Session(&gorm.Session{FullSaveAssociations: true}).Save(owner).Error; err != nil {
				return err
			}
			if err := tx.Preload("Token").First(&newOwner, owner.ID).Error; err != nil {
				return err
			}
			return nil
		}); err != nil {
			return nil, err

	}

	var err error
	_ = DB.Migrator().DropTable(&RelationModel1{}, &RelationModel2{}, &RelationModel3{})

	tx := DB.Session(&gorm.Session{})
	tx.IgnoreRelationshipsWhenMigrating = true

	err = tx.AutoMigrate(&RelationModel3{})
	if err != nil {
		t.Errorf("AutoMigrate err:%v", err)
	}

	// RelationModel3 should be existed

pkg crypto, const BLAKE2s_256 = 16
pkg crypto, const BLAKE2s_256 Hash
pkg crypto/x509, type Certificate struct, ExcludedDNSDomains []string
pkg database/sql, method (*Conn) BeginTx(context.Context, *TxOptions) (*Tx, error)
pkg database/sql, method (*Conn) Close() error
pkg database/sql, method (*Conn) ExecContext(context.Context, string, ...interface{}) (Result, error)
pkg database/sql, method (*Conn) PingContext(context.Context) error

	Tier             string `json:"tier"`
	TimeToResponseNS int64  `json:"timeToResponseNS"`
	OutputBytes      int64  `json:"tx,omitempty"`
	Error            string `json:"error,omitempty"`
}

func (op auditTierOp) String() string {
	// flattening the auditTierOp{} for audit
	return fmt.Sprintf("tier:%s,respNS:%d,tx:%d,err:%s", op.Tier, op.TimeToResponseNS, op.OutputBytes, op.Error)
}

cc.ky.us cc.la.us cc.ma.us cc.md.us cc.me.us cc.mi.us cc.mn.us cc.mo.us cc.ms.us cc.mt.us cc.na cc.nc.us cc.nd.us cc.ne.us cc.nh.us cc.nj.us cc.nm.us cc.nv.us cc.ny.us cc.oh.us cc.ok.us cc.or.us cc.pa.us cc.pr.us cc.ri.us cc.sc.us cc.sd.us cc.tn.us cc.tx.us cc.ua cc.ut.us cc.va.us cc.vi.us cc.vt.us cc.wa.us cc.wi.us cc.wv.us cc.wy.us cci.fr cd cd.eu.org cdn-edges.net cdn.prod.atlassian-dev.net cdn77-ssl.net ce.gov.br ce.it ce.leg.br cechire.com celtic.museum center center.museum centralus.azurestaticapps.net...

	// FIXME: network calls made in this manner such as one goroutine per node,
	// can easily eat into the internode bandwidth. This function would be mostly
	// TX saturating, however there are situations where a RX might also saturate.
	// To avoid these problems we must split the work at scale. With 1000 node
	// setup becoming a reality we must try to shard the work properly such as

mn.us
mo.us
ms.us
mt.us
nc.us
nd.us
ne.us
nh.us
nj.us
nm.us
nv.us
ny.us
oh.us
ok.us
or.us
pa.us
pr.us
ri.us
sc.us
sd.us
tn.us
tx.us
ut.us
vi.us
vt.us
va.us
wa.us
wi.us
wv.us
wy.us
// The registrar notes several more specific domains available in each state,

pkg database/sql, method (*Tx) Commit() error
pkg database/sql, method (*Tx) Exec(string, ...interface{}) (Result, error)
pkg database/sql, method (*Tx) Prepare(string) (*Stmt, error)
pkg database/sql, method (*Tx) Query(string, ...interface{}) (*Rows, error)
pkg database/sql, method (*Tx) QueryRow(string, ...interface{}) *Row
pkg database/sql, method (*Tx) Rollback() error