Method Copy

rel/sql.go:830–845

Copy - deep copy, shared nothing

()

// Copy - deep copy, shared nothing
func (m *Column) Copy() *Column {
	return &Column{
		sourceQuoteByte: m.sourceQuoteByte,
		asQuoteByte:     m.asQuoteByte,
		originalAs:      m.originalAs,
		ParentIndex:     m.ParentIndex,
		Index:           m.Index,
		SourceField:     m.SourceField,
		As:              m.right,
		Comment:         m.Comment,
		Order:           m.Order,
		Star:            m.Star,
		Expr:            m.Expr,
		Guard:           m.Guard,
	}
}
func (m *Column) ToPB() *ColumnPb {
	n := ColumnPb{}
	n.SourceQuote = []byte{m.sourceQuoteByte}