Method optTok

core/src/main/java/io/questdb/griffin/SqlParser.java:984–990

(GenericLexer lexer)

    }

    private CharSequence optTok(GenericLexer lexer) throws SqlException {
        CharSequence tok = SqlUtil.fetchNext(lexer);
        if (tok == null || (subQueryMode && Chars.equals(tok, ')') && !pivotMode)) {
            return null;
        }
        return tok;
    }

    private IQueryModel parseAsSubQueryAndExpectClosingBrace(
            GenericLexer lexer,