Method parseStmt

parser/parser_table.go:1419–1476

(pos Pos)

}

func (p *Parser) parseStmt(pos Pos) (Expr, error) {
	var err error
	var expr Expr
	switch {
	case p.matchKeyword(KeywordCreate),
		p.matchKeyword(KeywordAttach),
		p.matchKeyword(KeywordAlter),
		p.matchKeyword(KeywordDrop),
		p.matchKeyword(KeywordDetach),
		p.matchKeyword(KeywordTruncate),
		p.matchKeyword(KeywordRename):
		expr, err = p.parseDDL(pos)
	case p.matchKeyword(KeywordSelect), p.matchKeyword(KeywordWith):
		expr, err = p.parseSelectQuery(pos)
	case p.matchKeyword(KeywordDelete):
		expr, err = p.parseDeleteClause(pos)
	case p.matchKeyword(KeywordInsert):
		expr, err = p.parseInsertStmt(p.Pos())
	case p.matchKeyword(KeywordUse):
		expr, err = p.parseUseStmt(pos)
	case p.matchKeyword(KeywordSet):
		expr, err = p.parseSetStmt(pos)
	case p.matchKeyword(KeywordSettings):
		expr, err = p.parseSettingsStmt(pos)
	case p.matchKeyword(KeywordSystem):
		expr, err = p.parseSystemStmt(pos)
	case p.matchKeyword(KeywordOptimize):
		expr, err = p.parseOptimizeStmt(pos)
	case p.matchKeyword(KeywordCheck):
		expr, err = p.parseCheckStmt(pos)
	case p.matchKeyword(KeywordExplain):
		expr, err = p.parseExplainStmt(pos)
	case p.matchKeyword(KeywordGrant):
		expr, err = p.parseGrantPrivilegeStmt(pos)
	case p.matchKeyword(KeywordShow):
		expr, err = p.parseShowStmt(pos)
	case p.matchKeyword(KeywordDesc), p.matchKeyword(KeywordDescribe):
		expr, err = p.parseDescribeStmt(pos)
	default:
		if p.last() == nil {
			return nil, errors.New("unexpected end of input")
		}
		return nil, fmt.Errorf("unexpected token: %q", p.last().String)
	}
	if err != nil {
		return nil, err
	}
	_, err = p.tryParseFormat(p.Pos())
	if err != nil {
		return nil, err
	}

	// Statement can be terminated by ';' or EOF
	if p.last() != nil && !p.matchTokenKind(";") {
		return nil, fmt.Errorf("<EOF> or ';' was expected, but got: %q", p.last().String)
	}
	return expr, nil
}