field

type Base struct {
	// primary key flag
	Primary bool

	// Name of the field
	Name string

	// tags for this field in record struct
	Tags string

	// reference field (this value as usual should be set to ID field of other table)
	Reference Mapper
}

type CharField struct {
	Base
}

type Getter interface {
	GetField() Mapper
}

type IntField struct {
	Base
}

type Mapper interface {
	// GetField returns field meta data
	GetField() Base
}

type Option func(*Base)