columnList.add(name);
        }

        public void columnId() {
            doColumn("_id");
        }

        public void columnCreatedAt() {
            doColumn("createdAt");
        }

        public void columnDocId() {
            doColumn("docId");
        }

        public void columnQueryId() {
            doColumn("queryId");
        }

            columnList.add(name);
        }

        public void columnId() {
            doColumn("_id");
        }

        public void columnCreatedAt() {
            doColumn("createdAt");
        }

        public void columnUpdatedAt() {
            doColumn("updatedAt");
        }
    }

	if err != nil {
		return nil, "", errListingKeysFailed(err)
	}

	keyInfos := make([]madmin.KMSKeyInfo, len(resp.Items))
	for i, v := range resp.Items {
		keyInfos[i].Name = v.Name
		keyInfos[i].CreatedAt = v.CreatedAt
		keyInfos[i].CreatedBy = v.CreatedBy.String()
	}
	return keyInfos, resp.ContinueAt, nil
}

func (c *kmsConn) CreateKey(ctx context.Context, req *CreateKeyRequest) error {

	if req.Prefix == "" {
		req.Prefix = "*"
	}
	for _, keyName := range s.KeyNames {
		if wildcard.MatchAsPatternPrefix(req.Prefix, keyName) {
			matches = append(matches, madmin.KMSKeyInfo{Name: keyName, CreatedAt: StubCreatedAt, CreatedBy: StubCreatedBy})
		}
	}

	return matches, "", nil
}

// CreateKey creates a new key with the given name.
func (s *StubKMS) CreateKey(_ context.Context, req *CreateKeyRequest) error {

        try {
            final RESULT result = entityType.newInstance();
            result.setCreatedAt(toLocalDateTime(source.get("createdAt")));
            result.setDocId(DfTypeUtil.toString(source.get("docId")));
            result.setQueryId(DfTypeUtil.toString(source.get("queryId")));
            result.setUrl(DfTypeUtil.toString(source.get("url")));

	}
	if meta.sseConfig == nil {
		return nil, time.Time{}, BucketSSEConfigNotFound{Bucket: bucket}
	}
	return meta.sseConfig, meta.EncryptionConfigUpdatedAt, nil
}

// CreatedAt returns the time of creation of bucket
func (sys *BucketMetadataSys) CreatedAt(bucket string) (time.Time, error) {
	meta, _, err := sys.GetConfig(GlobalContext, bucket)
	if err != nil {
		return time.Time{}, err
	}
	return meta.Created.UTC(), nil
}

        try {
            final RESULT result = entityType.newInstance();
            result.setCreatedAt(toLocalDateTime(source.get("createdAt")));
            result.setUpdatedAt(toLocalDateTime(source.get("updatedAt")));
            return updateEntity(source, result);
        } catch (InstantiationException | IllegalAccessException e) {

				if err != nil {
					return nil, err
				}
				if !opts.NoMetadata {
					for i := range buckets {
						createdAt, err := globalBucketMetadataSys.CreatedAt(buckets[i].Name)
						if err == nil {
							buckets[i].Created = createdAt
						}
					}
				}
				return buckets, nil
			},
		)

		return listBucketsCache.GetWithCtx(ctx)
	}

	Info2 []*Info2 `gorm:"foreignkey:Code;references:Code"`
}

type Info1 struct {
	CreatedAt time.Time
	UpdatedAt time.Time
	Code      string
	Relation  []*InfoRelation `gorm:"foreignkey:Code;references:Code"`
}

type Info2 struct {
	CreatedAt time.Time
	UpdatedAt time.Time
	Code      string
	Relation  []*InfoRelation `gorm:"foreignkey:Code;references:Code"`
}

			if want.CreatedBy != kms.StubCreatedBy {
				t.Fatalf("want key created by %s, got %s", kms.StubCreatedBy, want.CreatedBy)
			}
			if want.CreatedAt != kms.StubCreatedAt {
				t.Fatalf("want key created at %s, got %s", kms.StubCreatedAt, want.CreatedAt)
			}
			if test.wantKeyNames[i] != want.Name {
				t.Fatalf("want key name %s, got %s", test.wantKeyNames[i], want.Name)
			}
		}
	}