Method parseJoinTableExpr

parser/parser_query.go:249–280

(_ Pos)

}

func (p *Parser) parseJoinTableExpr(_ Pos) (Expr, error) {
	switch {
	case p.matchTokenKind(TokenKindIdent), p.matchTokenKind(TokenKindString), p.matchTokenKind(TokenKindLParen):
		tableExpr, err := p.parseTableExpr(p.Pos())
		if err != nil {
			return nil, err
		}
		statementEnd := tableExpr.End()

		hasFinal := p.matchKeyword(KeywordFinal)
		if hasFinal {
			statementEnd = p.End()
			_ = p.lexer.consumeToken()
		}

		sampleRatio, err := p.tryParseSampleClause(p.Pos())
		if err != nil {
			return nil, err
		}
		if sampleRatio != nil {
			statementEnd = sampleRatio.End()
		}
		return &JoinTableExpr{
			Table:        tableExpr,
			SampleRatio:  sampleRatio,
			HasFinal:     hasFinal,
			StatementEnd: statementEnd,
		}, nil
	default:
		return nil, fmt.Errorf("expected table name or subquery, got %s", fmt.Sprintf("%v", p.lastTokenKind()))
	}
}

func (p *Parser) parseJoinRightExpr(pos Pos) (expr Expr, err error) {
	var rightExpr Expr