presto-parser/src/main/java/io/prestosql/sql/tree/FetchFirst.java/FetchFirst/equals
class FetchFirst:    @Override
    public boolean equals(Object o)
    {
        if (this == o) {
            return true;
        }
        if ((o == null) || (getClass() != o.getClass())) {
            return false;
        }
        FetchFirst that = (FetchFirst) o;
        return withTies == that.withTies &&
                Objects.equals(rowCount, that.rowCount);
    }