t.Errorf("no error should happen, but got %v", err)
	}

	if name != "groupby" || active != true || total != 40 {
		t.Errorf("group by two columns, name %v, age %v, active: %v", name, total, active)
	}

	if DB.Dialector.Name() == "mysql" {

#

# Docker on Windows has difficulty using volumes other than C:\, when it comes
# to setting up up volume mappings.
# Thus, the drive letter is replaced with the passed prefix.
# If no prefix is passed, by default, it's replaced with C:\, in case it's
# something else (ex. T:), which is a volume used in internal CI.
function replace_drive_letter_with_prefix () {
  local path_prefix
  if [[ -z "$2" ]]; then

		case "id":
			z.DiskID, err = dc.ReadString()
			if err != nil {
				err = msgp.WrapError(err, "DiskID")
				return
			}
		case "v":
			z.Volume, err = dc.ReadString()
			if err != nil {
				err = msgp.WrapError(err, "Volume")
				return
			}
		case "fp":
			z.FilePath, err = dc.ReadString()
			if err != nil {
				err = msgp.WrapError(err, "FilePath")
				return
			}

	b.SetBytes(1)
	b.ReportAllocs()

	for b.Loop() {
		err := enc.Encode(&v)
		if err != nil {
			b.Fatal(err)
		}
	}
}

func BenchmarkDecodeFileInfoMsgp(b *testing.B) {

func (j *xlMetaV2Version) ToFileInfo(volume, path string, allParts bool) (fi FileInfo, err error) {
	if j == nil {
		return fi, errFileNotFound
	}
	switch j.Type {
	case ObjectType:
		fi, err = j.ObjectV2.ToFileInfo(volume, path, allParts)
	case DeleteType:
		fi, err = j.DeleteMarker.ToFileInfo(volume, path)
	case LegacyType:
		fi, err = j.ObjectV1.ToFileInfo(volume, path)
	default:
		return fi, errFileNotFound

  * If a node or kubelet crashes with a volume attached, the volume will remain
attached to that node. If that volume can only be attached to one node at a
time (GCE PDs attached in RW mode, for example), then the volume must be
manually detached before Kubernetes can attach it to other nodes.
  * If a volume is already attached to a node any subsequent attempts to attach it

	return nil
}

// constant and shouldn't be changed.
const (
	legacyDataDir = "legacy"
)

func (m *xlMetaV1Object) ToFileInfo(volume, path string) (FileInfo, error) {
	if !m.valid() {
		return FileInfo{}, errFileCorrupt
	}

	fi := FileInfo{
		Volume:      volume,
		Name:        path,
		ModTime:     m.Stat.ModTime,
		Size:        m.Stat.Size,
		Metadata:    m.Meta,
		Parts:       m.Parts,

			t.Errorf("Test %d: Expected err %s, but got %s", i+1, testCaseFailure.err, err)
		}
	}
}

func BenchmarkXlMetaV2Shallow(b *testing.B) {
	fi := FileInfo{
		Volume:           "volume",
		Name:             "object-name",
		VersionID:        "756100c6-b393-4981-928a-d49bbc164741",
		IsLatest:         true,
		Deleted:          false,
		TransitionStatus: "PENDING",

    O SQLModel saberá que algo declarado como `str` será uma coluna SQL do tipo `TEXT` (ou `VARCHAR`, dependendo do banco de dados).

### Criar um Engine
Um `engine` SQLModel (por baixo dos panos, ele é na verdade um `engine` do SQLAlchemy) é o que **mantém as conexões** com o banco de dados.

    ports:
      - "9000:9000"
      - "9001:9001"
    depends_on:
      - minio1

## By default this config uses default local driver,
## For custom volumes replace with volume driver configuration.
volumes:
  edata1-1:
  edata1-2:
  edata1-3: