func (p *processor) Register(name string, fn func(*DB)) error {
	return (&callback{processor: p}).Register(name, fn)
}

func (p *processor) Remove(name string) error {
	return (&callback{processor: p}).Remove(name)
}

func (p *processor) Replace(name string, fn func(*DB)) error {
	return (&callback{processor: p}).Replace(name, fn)
}

func (p *processor) compile() (err error) {
	var callbacks []*callback

	if selectAST.Where != nil {
		whereQProp := selectAST.Where.analyze(&selectAST)
		if whereQProp.err != nil {
			err = errQueryAnalysisFailure(fmt.Errorf("Where clause error: %w", whereQProp.err))
			return
		}

		if whereQProp.isAggregation {
			err = errQueryAnalysisFailure(errors.New("WHERE clause cannot have an aggregation"))
			return
		}
	}

	// Validate table name
	err = validateTableName(selectAST.From)

				if errors.As(n, &netErrInterface) != tt.want {
					t.Errorf("errors.As(n, &tt.target) != tt.want, n: %#v, target: %#v, want:%v, got: %v", n, tt.target, tt.want, !tt.want)
				}
			} else {
				if errors.As(n, &tt.target) != tt.want {
					t.Errorf("errors.As(n, &tt.target) != tt.want, n: %#v, target: %#v, want:%v, got: %v", n, tt.target, tt.want, !tt.want)
				}
			}
		})
	}

		if m.Port == "" {
			return fmt.Errorf("unspecified port")
		}
		if _, err := strconv.Atoi(m.Port); err != nil {
			return fmt.Errorf("invalid port")
		}
		if m.Database == "" {
			return fmt.Errorf("database unspecified")
		}
	}

	if m.QueueDir != "" {
		if !filepath.IsAbs(m.QueueDir) {
			return errors.New("queueDir path should be absolute")
		}
	}

					if utf8.RuneCountInString(s) > 1 {
						return fmt.Errorf("unsupported QuoteCharacter '%v'", s)
					}
					args.QuoteCharacter = s
				case "QuoteEscapeCharacter":
					switch utf8.RuneCountInString(s) {
					case 0:
						args.QuoteEscapeCharacter = defaultQuoteEscapeCharacter
					case 1:
						args.QuoteEscapeCharacter = s
					default:
						return fmt.Errorf("unsupported QuoteEscapeCharacter '%v'", s)
					}

		if errors.Is(err, context.Canceled) || errors.Is(err, context.DeadlineExceeded) {
			// Error was caused by interrupt/termination signal
			t.Logf("installer complete: %v", err)
		} else {
			t.Errorf("installer failed: %v", err)
		}
	}

	if cleanErr := installer.Cleanup(); cleanErr != nil {
		t.Errorf("Error during test CNI installer cleanup, error was: %s", cleanErr)
	}
}

				return fmt.Errorf("name cannot be provided when a selector is specified")
			}

			if err != nil {
				return fmt.Errorf("failed to create k8s client: %v", err)
			}

			var podName, ns string
			if labelSelector != "" {
				pl, err := kubeClient.PodsForSelector(context.TODO(), ctx.NamespaceOrDefault(ctx.Namespace()), labelSelector)
				if err != nil {

	Checksum   string
}

// Diff - returns error on first difference found in two configs.
func (s1 *ServerSystemConfig) Diff(s2 *ServerSystemConfig) error {
	if s1.Checksum != s2.Checksum {
		return fmt.Errorf("Expected MinIO binary checksum: %s, seen: %s", s1.Checksum, s2.Checksum)
	}

	ns1 := s1.NEndpoints
	ns2 := s2.NEndpoints
	if ns1 != ns2 {
		return fmt.Errorf("Expected number of endpoints %d, seen %d", ns1, ns2)
	}

func (b RawJSON) MarshalJSON() ([]byte, error) {
	return b, nil
}

// Record - is JSON record.
type Record struct {
	// Used in Set(), Marshal*()
	KVS jstream.KVS

	SelectFormat sql.SelectObjectFormat
}

// Get - gets the value for a column name.
func (r *Record) Get(name string) (*sql.Value, error) {
	// Get is implemented directly in the sql package.
	return nil, errors.New("not implemented here")
}

		Args: func(cmd *cobra.Command, args []string) error {
			if deleteAll && len(args) > 0 {
				return fmt.Errorf("cannot specify waypoint names when deleting all waypoints")
			}
			if !deleteAll && len(args) == 0 {
				return fmt.Errorf("must either specify a waypoint name or delete all using --all")
			}
			return nil
		},
		RunE: func(cmd *cobra.Command, args []string) error {
			kubeClient, err := ctx.CLIClient()