Method parseCommandColumns

rel/parse_sql.go:1619–1654

(req *SqlCommand)

}

func (m *Sqlbridge) parseCommandColumns(req *SqlCommand) (err error) {

	var col *CommandColumn

	for {

		//u.Debugf("command col? %v", m.Cur())
		switch m.Cur().T {
		case lex.TokenIdentity:

			col = &CommandColumn{Name: m.Cur().V}
			exprNode, err := expr.ParseExprWithFuncs(m, m.funcs)
			if err != nil {
				return err
			}
			col.Expr = exprNode
			convertIdentityToValue(col.Expr)

		default:
			return m.ErrMsg("expected idenity")
		}
		//u.Debugf("command after colstart?:   %v  ", m.Cur())

		// since we can have multiple columns
		switch m.Cur().T {
		case lex.TokenEOS, lex.TokenEOF:
			req.Columns = append(req.Columns, col)
			return nil
		case lex.TokenComma:
			req.Columns = append(req.Columns, col)
		default:
			return m.ErrMsg("expected command column")
		}
		m.Next()
	}
}

func (m *Sqlbridge) parseCreateCols() ([]*DdlColumn, error) {