Method parseSelectStmt

parser/parser_query.go:1020–1176

(pos Pos)

}

func (p *Parser) parseSelectStmt(pos Pos) (*SelectQuery, error) { // nolint: funlen
	withClause, err := p.tryParseWithClause(pos)
	if err != nil {
		return nil, err
	}
	if err := p.expectKeyword(KeywordSelect); err != nil {
		return nil, err
	}
	// DISTINCT?
	hasDistinct := p.tryConsumeKeywords(KeywordDistinct)
	distinctOn, err := p.tryParseDistinctOn(p.Pos())
	if err != nil {
		return nil, err
	}

	top, err := p.tryParseTopClause(p.Pos())
	if err != nil {
		return nil, err
	}
	selectItems, err := p.parseSelectItems()
	if err != nil {
		return nil, err
	}

	statementEnd := pos
	if len(selectItems) > 0 {
		statementEnd = selectItems[len(selectItems)-1].End()
	}
	from, err := p.tryParseFromClause(p.Pos())
	if err != nil {
		return nil, err
	}

	if from != nil {
		statementEnd = from.End()
	}
	prewhere, err := p.tryParsePrewhereClause(p.Pos())
	if err != nil {
		return nil, err
	}
	if prewhere != nil {
		statementEnd = prewhere.End()
	}
	where, err := p.tryParseWhereClause(p.Pos())
	if err != nil {
		return nil, err
	}
	if where != nil {
		statementEnd = where.End()
	}
	groupBy, err := p.tryParseGroupByClause(p.Pos())
	if err != nil {
		return nil, err
	}
	if groupBy != nil {
		statementEnd = groupBy.End()
	}
	withTotal := false