Tag:                    fieldStruct.Tag,
		TagSettings:            tagSetting,
		Schema:                 schema,
		Creatable:              true,
		Updatable:              true,
		Readable:               true,
		PrimaryKey:             utils.CheckTruth(tagSetting["PRIMARYKEY"], tagSetting["PRIMARY_KEY"]),
		AutoIncrement:          utils.CheckTruth(tagSetting["AUTOINCREMENT"]),

					schema.PrimaryFields = append(schema.PrimaryFields, field)
				}
			}
		}

		if of, ok := schema.FieldsByName[field.Name]; !ok || of.TagSettings["-"] == "-" {
			schema.FieldsByName[field.Name] = field
		}
		if of, ok := schema.FieldsByBindName[bindName]; !ok || of.TagSettings["-"] == "-" {
			schema.FieldsByBindName[bindName] = field
		}

		field.setupValuerAndSetter(modelType)
	}

func (JSONSerializer) Value(ctx context.Context, field *Field, dst reflect.Value, fieldValue interface{}) (interface{}, error) {
	result, err := json.Marshal(fieldValue)
	if string(result) == "null" {
		if field.TagSettings["NOT NULL"] != "" {
			return "", nil
		}
		return nil, err
	}
	return string(result), err
}

// UnixSecondSerializer json serializer
type UnixSecondSerializer struct{}