type fileInfoNames struct{}

func (f *fileInfoNames) Name() string {
	return "tmp"
}

func (f *fileInfoNames) Size() int64 {
	return 0
}

func (f *fileInfoNames) Mode() fs.FileMode {
	return 0777
}

func (f *fileInfoNames) ModTime() time.Time {
	return time.Time{}
}

func (f *fileInfoNames) IsDir() bool {
	return false
}

func (f *fileInfoNames) Sys() any {
	return nil

// Return a function which update the global stats related to tcp connections
func setupReqStatsUpdate(req *http.Request) (*http.Request, func()) {
	var dialStart, dialEnd int64
	start := time.Now()
	trace := &httptrace.ClientTrace{
		GotFirstResponseByte: func() {
			atomic.AddUint64(&globalStats.tcpTimeForFirstByteTotalDur, uint64(time.Since(start)))
		},
		ConnectStart: func(network, addr string) {
			atomic.StoreInt64(&dialStart, time.Now().UnixNano())

	Constraint string // length(phone) >= 10
	*Field
}

func (chk *CheckConstraint) GetName() string { return chk.Name }

func (chk *CheckConstraint) Build() (sql string, vars []interface{}) {
	return "CONSTRAINT ? CHECK (?)", []interface{}{clause.Column{Name: chk.Name}, clause.Expr{SQL: chk.Constraint}}
}

// ParseCheckConstraints parse schema check constraints
func (schema *Schema) ParseCheckConstraints() map[string]CheckConstraint {

//
//nolint:unused
func setTCPParametersFn(opts TCPOptions) func(network, address string, c syscall.RawConn) error {
	return func(network, address string, c syscall.RawConn) error {
		return nil
	}
}

// DialContext is a function to make custom Dial for internode communications
type DialContext func(ctx context.Context, network, address string) (net.Conn, error)

// isDir returns if the entry is representing a prefix directory.
func (e metaCacheEntry) isDir() bool {
	return len(e.metadata) == 0 && strings.HasSuffix(e.name, slashSeparator)
}

// isObject returns if the entry is representing an object.
func (e metaCacheEntry) isObject() bool {
	return len(e.metadata) > 0
}

// isObjectDir returns if the entry is representing an object/
func (e metaCacheEntry) isObjectDir() bool {

	globalMetricsV3Once           sync.Once
)

func newMetricsV3Server(auth func(h http.Handler) http.Handler) *metricsV3Server {
	registry := prometheus.NewRegistry()
	metricGroups := newMetricGroups(registry)
	globalMetricsV3Once.Do(func() {
		globalMetricsV3CollectorPaths = metricGroups.collectorPaths
	})
	return &metricsV3Server{
		registry: registry,
		opts: promhttp.HandlerOpts{
			ErrorLog:            promLogger{},

package tests_test

import (
	"testing"
	"time"

	"github.com/google/uuid"
	"github.com/lib/pq"
	"gorm.io/gorm"
	"gorm.io/gorm/clause"
	. "gorm.io/gorm/utils/tests"
)

func TestPostgresReturningIDWhichHasStringType(t *testing.T) {
	if DB.Dialector.Name() != "postgres" {
		t.Skip()
	}

	type Yasuo struct {
		ID        string `gorm:"default:gen_random_uuid()"`
		Name      string

// Modified for hash/crc64 by Klaus Post, 2024.
func gf2MatrixTimes(mat []uint64, vec uint64) uint64 {
	var sum uint64

	for vec != 0 {
		if vec&1 != 0 {
			sum ^= mat[0]
		}
		vec >>= 1
		mat = mat[1:]
	}
	return sum
}

func gf2MatrixSquare(square, mat []uint64) {
	if len(square) != len(mat) {
		panic("square matrix size mismatch")
	}

)

var parquetSupport bool

func init() {
	parquetSupport = env.Get("MINIO_API_SELECT_PARQUET", config.EnableOff) == config.EnableOn
}

var bufPool = bpool.Pool[*bytes.Buffer]{
	New: func() *bytes.Buffer {
		// make a buffer with a reasonable capacity.
		return bytes.NewBuffer(make([]byte, 0, maxRecordSize))
	},
}

var bufioWriterPool = bpool.Pool[*bufio.Writer]{
	New: func() *bufio.Writer {

	ctxCanceler context.CancelFunc
}

// start - starts separate goroutine for each TCP listener.  A valid new connection is passed to httpListener.acceptCh.
func (listener *httpListener) start() {
	// Closure to handle listener until httpListener.ctxDoneCh channel is closed.
	handleListener := func(idx int, ln net.Listener) {
		for {
			conn, err := ln.Accept()
			select {
			case listener.acceptCh <- acceptResult{conn, err, idx}: