// MergeClause merge group by clause
func (groupBy GroupBy) MergeClause(clause *Clause) {
	if v, ok := clause.Expression.(GroupBy); ok {
		copiedColumns := make([]Column, len(v.Columns))
		copy(copiedColumns, v.Columns)
		groupBy.Columns = append(copiedColumns, groupBy.Columns...)

		copiedHaving := make([]Expression, len(v.Having))
		copy(copiedHaving, v.Having)
		groupBy.Having = append(copiedHaving, groupBy.Having...)
	}
	clause.Expression = groupBy

		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErrWithErr(ErrInvalidRequest, err), r.URL)
		return
	}

	s := globalServerConfig.Clone()
	roleArnMap := make(map[string]string)
	// Map of configs to a map of users to their access keys
	cfgToUsersMap := make(map[string]map[string]madmin.OpenIDUserAccessKeys)
	configs, err := globalIAMSys.OpenIDConfig.GetConfigList(s)
	if err != nil {

	entry.ReqClaims = reqClaims
	entry.ReqHost = r.Host
	entry.ReqPath = r.URL.Path

	q := r.URL.Query()
	reqQuery := make(map[string]string, len(q))
	for k, v := range q {
		reqQuery[k] = strings.Join(v, ",")
	}
	entry.ReqQuery = reqQuery

	reqHeader := make(map[string]string, len(r.Header))
	for k, v := range r.Header {
		reqHeader[k] = strings.Join(v, ",")
	}
	entry.ReqHeader = reqHeader

 * An implementation of {@code Iterable} which throws an exception on all invocations of the {@link
 * #iterator()} method after the first, and whose iterator is always unmodifiable.
 *
 * <p>The {@code Iterable} specification does not make it absolutely clear what should happen on a
 * second invocation, so implementors have made various choices, including:
 *
 * <ul>
 *   <li>returning the same iterator again
 *   <li>throwing an exception of some kind

	if !globalIsDistErasure {
		// Only useful in distributed setups
		return nil, nil
	}

	hosts := endpoints.hostsSorted()
	remote = make([]*peerRESTClient, 0, len(hosts))
	all = make([]*peerRESTClient, len(hosts))
	for i, host := range hosts {
		if host == nil {
			continue
		}
		all[i] = newPeerRESTClient(host, endpoints.FindGridHostsFromPeer(host))

		t.Helper()
		if err != nil {
			t.Fatal(err)
		}
	}

	// We fake a local and remote server.
	remoteHost := remote.HostName()

	// 1: Echo
	serverSent := make(chan struct{})
	serverCanceled := make(chan struct{})
	register := func(manager *Manager) {
		errFatal(manager.RegisterStreamingHandler(handlerTest, StreamHandler{

	if err != nil {
		t.Fatal(err)
	}

	// Make 9 disks offline, which leaves less than quorum number of disks
	// in a 16 disk Erasure setup. The original disks are 'replaced' with
	// naughtyDisks that fail after 'f' successful StorageAPI method
	// invocations, where f - [0,4)
	for f := range 2 {
		diskErrors := make(map[int]error)
		for i := 0; i <= f; i++ {
			diskErrors[i] = nil
		}

	runtime.LockOSThread()

	i := big.NewInt(n)
	if n == 0 {
		c <- i
	}
	for {
		j := <-c
		out <- j.String()
		i.Add(i, j)
		c <- i
	}
}

func main() {
	c := make(chan *big.Int)
	out := make(chan string)
	go fibber(c, out, 0)
	go fibber(c, out, 1)
	for i := 0; i < 200; i++ {
		println(<-out)
	}

}

// NewBatch creates a new batch
func NewBatch[I any](config BatchConfig[I]) *Batch[I] {
	if config.CommitTimeout == 0 {
		config.CommitTimeout = defaultCommitTimeout
	}
	quitCh := make(chan struct{})
	batch := &Batch[I]{
		items:  make([]I, 0, config.Limit),
		limit:  config.Limit,
		store:  config.Store,
		quitCh: quitCh,
	}
	if batch.store != nil {
		go func() {

					return
				}
			case schema.Many2Many:
				var (
					queryConds     = make([]clause.Expression, 0, len(rel.References))
					foreignFields  = make([]*schema.Field, 0, len(rel.References))
					relForeignKeys = make([]string, 0, len(rel.References))
					modelValue     = reflect.New(rel.JoinTable.ModelType).Interface()
					table          = rel.JoinTable.Table