Method parseFrameInterval

parser/parser_query.go:778–793

()

}

func (p *Parser) parseFrameInterval() (Expr, error) {
	intervalExpr, err := p.parseInterval(true)
	if err != nil {
		return nil, err
	}

	direction, endPos, err := p.parseFrameDirectionWithEnd()
	if err != nil {
		return nil, err
	}
	return &WindowFrameExtendExpr{
		Expr:      intervalExpr,
		Direction: direction,
		EndPos:    endPos,
	}, nil
}

func (p *Parser) parseFrameDirection() (string, error) {
	switch {