var (
		alterColumn bool
		isSameType  = fullDataType == realDataType
	)

	if !field.PrimaryKey {
		// check type
		if !strings.HasPrefix(fullDataType, realDataType) {
			// check type aliases
			aliases := m.DB.Migrator().GetTypeAliases(realDataType)
			for _, alias := range aliases {
				if strings.HasPrefix(fullDataType, alias) {
					isSameType = true

	if len(totalSizes) == 0 || len(args) == 0 {
		return nil, errInvalidArgument
	}

	setIndexes = make([][]uint64, len(totalSizes))
	for _, totalSize := range totalSizes {
		// Check if totalSize has minimum range upto setSize
		if totalSize < setSizes[0] || totalSize < setDriveCount {
			msg := fmt.Sprintf("Incorrect number of endpoints provided %s", args)

		}
	}

	return ""
}

func IsValidDBNameChar(c rune) bool {
	return !unicode.IsLetter(c) && !unicode.IsNumber(c) && c != '.' && c != '*' && c != '_' && c != '$' && c != '@'
}

// CheckTruth check string true or not
func CheckTruth(vals ...string) bool {
	for _, val := range vals {
		if val != "" && !strings.EqualFold(val, "false") {
			return true
		}
	}
	return false
}

	}

	if s3Error := checkRequestAuthType(ctx, r, policy.GetBucketVersioningAction, bucket, ""); s3Error != ErrNone {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL)
		return
	}

	// Check if bucket exists.
	if _, err := objectAPI.GetBucketInfo(ctx, bucket, BucketOptions{}); err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}

	if cntReplicated > 0 && cntReplicated != total {
		return false
	}
	// check if policies match between sites
	var prev *lifecycle.Rule
	for i, r := range rules {
		if i == 0 {
			prev = r
			continue
		}
		// Check equality of rules
		prevRData, err := xml.Marshal(prev)
		if err != nil {
			return false
		}
		rData, err := xml.Marshal(*r)

	}

	if isListingRequest {
		handler := h.listMetrics(path)
		if handler == nil {
			return notFoundHandler
		}
		return handler
	}

	// In each of the following cases, we check if the collect path is a
	// descendant of `path`, and if so, we add the corresponding gatherer to
	// the list of gatherers. This way, /api/a will return all metrics returned

// It is used to determine request routing on the server.
// Handlers can be registered with a static subroute.
// Do NOT remove or change the order of existing handlers.
const (
	// handlerInvalid is reserved to check for uninitialized values.
	handlerInvalid HandlerID = iota
	HandlerLockLock
	HandlerLockRLock
	HandlerLockUnlock
	HandlerLockRUnlock
	HandlerLockRefresh
	HandlerLockForceUnlock
	HandlerWalkDir
	HandlerStatVol

	return ceilFrac(e.BlockSize, int64(e.DataBlocks))
}

// IsValid - tells if erasure info fields are valid.
func (fi FileInfo) IsValid() bool {
	if fi.Deleted {
		// Delete marker has no data, no need to check
		// for erasure coding information
		return true
	}
	dataBlocks := fi.Erasure.DataBlocks
	parityBlocks := fi.Erasure.ParityBlocks
	correctIndexes := (fi.Erasure.Index > 0 &&

		}
	}

	if len(arns) == 0 {
		return false, toAPIError(ctx, BucketRemoteTargetNotFound{Bucket: bucket})
	}
	return sameTarget, toAPIError(ctx, nil)
}

// performs a http request to remote endpoint to check if deployment id of remote endpoint is same as
// local cluster deployment id. This is to prevent replication to self, especially in case of a loadbalancer
// in front of MinIO.

// This makes it easy to run the TestServer from any of the tests.
// Using this interface, functionalities to be used in tests can be
// made generalized, and can be integrated in benchmarks/unit tests/go check suite tests.
type TestErrHandler interface {
	testing.TB
}

const (
	// ErasureSDStr is the string which is used as notation for Single node ObjectLayer in the unit tests.
	ErasureSDStr string = "ErasureSD"