if (isNullable(param)) {
        args.add(null);
        continue;
      }
      Object defaultValue = getDummyValue(param.getType());
      if (defaultValue == null) {
        throw new ParameterNotInstantiableException(param);
      }
      args.add(defaultValue);
    }
    return args;
  }

  private <T> @Nullable T getDummyValue(TypeToken<T> type) {

			case schema.Time:
				if !strings.EqualFold(strings.TrimSuffix(dv, "()"), strings.TrimSuffix(field.DefaultValue, "()")) {
					alterColumn = true
				}
			case schema.Bool:
				v1, _ := strconv.ParseBool(dv)
				v2, _ := strconv.ParseBool(field.DefaultValue)
				alterColumn = v1 != v2
			default:
				alterColumn = dv != field.DefaultValue
			}
		}
	}

	// check comment

	columnType, err := findColumnType(tableName, "content")
	AssertEqual(t, err, nil)

	defVal, ok := columnType.DefaultValue()
	AssertEqual(t, defVal, "null")
	AssertEqual(t, ok, true)

	columnType2, err := findColumnType(tableName, "active")
	AssertEqual(t, err, nil)

	defVal, ok = columnType2.DefaultValue()
	bv, _ := strconv.ParseBool(defVal)
	AssertEqual(t, bv, false)
	AssertEqual(t, ok, true)

         * @param key The property key to look up
         * @param defaultValue The default value to return if the property is not set
         * @return The property value or the default value
         */
        protected String getProperty(final String key, final String defaultValue) {
            return ComponentUtil.getSystemProperties().getProperty(key, defaultValue);
        }

        /**

   * determined.
   */
  public static <T> @Nullable T get(Class<T> type) {
    T defaultValue = DEFAULTS.getInstance(type);
    if (defaultValue != null) {
      return defaultValue;
    }
    Class<? extends T> implementation = getImplementation(type);
    if (implementation != null) {
      return get(implementation);
    }

			},
		},
		ReflectValue: reflect.ValueOf(dest),
		Dest:         dest,
	}

	stmt.Schema = s

	values := ConvertToCreateValues(stmt)
	expected := clause.Values{
		// column has value + defaultValue column has value (which should have a stable order)
		Columns: []clause.Column{{Name: "name"}, {Name: "email"}, {Name: "age"}, {Name: "id"}},
		Values: [][]interface{}{
			{"alice", "email", 18, 1},
			{"bob", "email", 19, 2},

   * determined.
   */
  public static <T> @Nullable T get(Class<T> type) {
    T defaultValue = DEFAULTS.getInstance(type);
    if (defaultValue != null) {
      return defaultValue;
    }
    Class<? extends T> implementation = getImplementation(type);
    if (implementation != null) {
      return get(implementation);
    }

        return parent.hashCode();
    }

    @Override
    public V getOrDefault(final Object key, final V defaultValue) {
        final V value = parent.get(key);
        if (value != null) {
            return value;
        }
        return parent.getOrDefault(toCamelCase(key), defaultValue);
    }

    @Override
    public void forEach(final BiConsumer<? super K, ? super V> action) {

	Length() (length int64, ok bool)
	DecimalSize() (precision int64, scale int64, ok bool)
	Nullable() (nullable bool, ok bool)
	Unique() (unique bool, ok bool)
	ScanType() reflect.Type
	Comment() (value string, ok bool)
	DefaultValue() (value string, ok bool)
}

type Index interface {
	Table() string
	Name() string
	Columns() []string
	PrimaryKey() (isPrimaryKey bool, ok bool)
	Unique() (unique bool, ok bool)
	Option() string
}

      if (isNullable(param)) {
        args.add(null);
        continue;
      }
      Object defaultValue = getDummyValue(param.getType());
      if (defaultValue == null) {
        throw new ParameterNotInstantiableException(param);
      }
      args.add(defaultValue);
    }
    return args;
  }

  private <T> @Nullable T getDummyValue(TypeToken<T> type) {