return aggregateExpr;
}
public SQLOrderBy parseOrderBy() throws ParserException {
if (lexer.token() == Token.ORDER) {
SQLOrderBy orderBy = new SQLOrderBy();
lexer.nextToken();
accept(Token.BY);
orderBy.getItems().add(parseSelectOrderByItem());
while (lexer.token() == Token.COMMA) {
lexer.nextToken();
orderBy.getItems().add(parseSelectOrderByItem());
}
return orderBy;
}