input      []byte
		requestXML []byte // override request XML
		wantResult string
		wantErr    bool
	}{
		{
			name:  "select-all",
			input: testInput,
			query: ``,
			// Since we are doing offset, no headers are used.
			wantResult: `{"_1":"2","_2":"2017-01-02T03:04Z","_3":"-5","_4":" 0.765111","_5":""}`,
			requestXML: []byte(`<?xml version="1.0" encoding="UTF-8"?>
<SelectObjectContentRequest>

			set.deleteAll(ctx, bucket, prefix)
		}
	}
}

var listBucketsCache = cachevalue.New[[]BucketInfo]()

// List all buckets from one of the serverPools, we are not doing merge
// sort here just for simplification. As per design it is assumed
// that all buckets are present on all serverPools.

	if err != nil {
		dg := errgroup.WithNErrs(len(disks))
		for index, nerr := range errs {
			if nerr != nil {
				continue
			}
			index := index
			// When we are going to return error, attempt to delete success
			// on some of the drives, if we cannot we do not have to notify
			// caller this dangling object will be now scheduled to be removed
			// via active healing.

	var w *os.File
	if sync {
		// Perform DirectIO along with fdatasync for larger xl.meta, mostly when
		// xl.meta has "inlined data" we prefer writing O_DIRECT and then doing
		// fdatasync() at the end instead of opening the file with O_DSYNC.
		//
		// This is an optimization mainly to ensure faster I/O.
		if len(b) > xioutil.DirectioAlignSize {
			r := bytes.NewReader(b)

	return madmin.GroupDesc{
		Name:      group,
		Status:    gi.Status,
		Members:   gi.Members,
		Policy:    policy,
		UpdatedAt: gi.UpdatedAt,
	}, nil
}

// ListGroups - lists groups. Since this is not going to be a frequent
// operation, we fetch this info from storage, and refresh the cache as well.
func (store *IAMStoreSys) ListGroups(ctx context.Context) (res []string, err error) {
	cache := store.lock()
	defer store.unlock()

		}
	}

	if len(fanOutEntries) > 0 {
		// Fan-out requires no copying, and must be carried from original source
		// https://en.wikipedia.org/wiki/Copy_protection so the incoming stream
		// is always going to be in-memory as we cannot re-read from what we
		// wrote to disk - since that amounts to "copying" from a "copy"
		// instead of "copying" from source, we need the stream to be seekable