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