parse

type Def struct {
	Engine  string          `yaml:"engine"`
	DB      string          `yaml:"db"`
	TB      string          `yaml:"tb"`
	Comment string          `yaml:"comment"`
	Fields  []yaml.MapSlice `yaml:"fields"`
	PK      string          `yaml:"pk"`
	Indexes [][]string      `yaml:"indexes"`
	Uniques [][]string      `yaml:"uniques"`
}

type F struct {
	Name     string
	T        string
	Size     int64
	Nullable bool
	AutoIncr bool
	Comment  string

	Camel string
	GoT   string
}

type X struct {
	Engine  string
	DB      string
	TB      string
	PK      *F
	Fields  []*F
	Comment string
	Uniques [][]*F
	Indexes [][]*F
}