exp.As = exp.As[1 : len(exp.As)-1]
			}
		}
	}
	return stmt, err
}

func validateTableName(from *TableExpression) error {
	if !strings.EqualFold(from.Table.BaseKey.String(), baseTableName) {
		return errBadTableName(errors.New("table name must be `s3object`"))
	}

	if len(from.Table.PathExpr) > 0 {
		if !from.Table.PathExpr[0].ArrayWildcard {

	// Max keys cannot be negative.
	if maxKeys < 0 {
		return ErrInvalidMaxKeys
	}

	if encodingType != "" {
		// AWS S3 spec only supports 'url' encoding type
		if !strings.EqualFold(encodingType, "url") {
			return ErrInvalidEncodingMethod
		}
	}

	if !IsValidObjectPrefix(prefix) {
		return ErrInvalidObjectName
	}

	if marker != "" && !HasPrefix(marker, prefix) {

	Prefix       string
	StorageClass string
}

func (az *warmBackendAzure) tier() *blob.AccessTier {
	if az.StorageClass == "" {
		return nil
	}
	for _, t := range blob.PossibleAccessTierValues() {
		if strings.EqualFold(az.StorageClass, string(t)) {
			return &t
		}
	}
	return nil
}

func (az *warmBackendAzure) getDest(object string) string {
	destObj := object
	if az.Prefix != "" {

			rc = newLimitedReadCloser(rsc, length)
		}

		s3Select.progressReader, err = newProgressReader(rc, s3Select.Input.CompressionType)
		if err != nil {
			rsc.Close()
			return err
		}

		if strings.EqualFold(s3Select.Input.JSONArgs.ContentType, "lines") {
			if simdjson.SupportedCPU() {
				s3Select.recordReader = simdj.NewReader(s3Select.progressReader, &s3Select.Input.JSONArgs)
			} else {

	if _, ok := formValues[xhttp.AmzSignatureV2]; ok {
		delete(mustFindInPolicy, xhttp.AmzSignatureV2)
		for k := range mustFindInPolicy {
			// case-insensitivity for AWSAccessKeyId
			if strings.EqualFold(k, xhttp.AmzAccessKeyID) {
				delete(mustFindInPolicy, k)
				break
			}
		}
	}

	// Check mustFindInPolicy to see if any key is left, if so, it was not found in policy and we return an error.

						if v, ok := selectColumns[field.DBName]; (ok && v) || (!ok && !restricted) {
							if !field.PrimaryKey && (!field.HasDefaultValue || field.DefaultValueInterface != nil ||
								strings.EqualFold(field.DefaultValue, "NULL")) && field.AutoCreateTime == 0 {
								if field.AutoUpdateTime > 0 {
									assignment := clause.Assignment{Column: clause.Column{Name: field.DBName}, Value: curTime}

			alterColumn = true
		}
	}

	// check default value
	if !field.PrimaryKey {
		currentDefaultNotNull := field.HasDefaultValue && (field.DefaultValueInterface != nil || !strings.EqualFold(field.DefaultValue, "NULL"))
		dv, dvNotNull := columnType.DefaultValue()
		if dvNotNull && !currentDefaultNotNull {
			// default value -> null
			alterColumn = true
		} else if !dvNotNull && currentDefaultNotNull {

	return ok
}

// IsObjectLockGovernanceBypassSet returns true if object lock governance bypass header is set.
func IsObjectLockGovernanceBypassSet(h http.Header) bool {
	return strings.EqualFold(h.Get(AmzObjectLockBypassRetGovernance), "true")
}

// IsObjectLockRequested returns true if legal hold or object lock retention headers are requested.
func IsObjectLockRequested(h http.Header) bool {

		types = madmin.MetricType(t)
	} else {
		types = madmin.MetricsAll
	}

	disks := strings.Split(r.Form.Get("disks"), ",")
	byDisk := strings.EqualFold(r.Form.Get("by-disk"), "true")
	var diskMap map[string]struct{}
	if len(disks) > 0 && disks[0] != "" {
		diskMap = make(map[string]struct{}, len(disks))
		for _, k := range disks {
			if k != "" {

		}
		if !oi.VersionPurgeStatus.Empty() {
			oi.VersionPurgeStatusInternal = fmt.Sprintf("%s=%s;", rcfg.Config.RoleArn, oi.VersionPurgeStatus)
		}
		for k, v := range userDefined {
			if strings.EqualFold(k, ReservedMetadataPrefixLower+ReplicationReset) {
				delete(userDefined, k)
				userDefined[targetResetHeader(rcfg.Config.RoleArn)] = v
			}
		}
	}

	var dsc ReplicateDecision