And IMHO using antlr4 is way simpler, resulting in better maintained usage of antlr.
Usually the antlr2 or 3 part of a project is the part none wants to touch ;-) So a general +1 for that Chris ________________________________ Von: Boris Zhu <zhutianci123...@gmail.com> Gesendet: Mittwoch, 27. November 2019 03:19:10 An: dev@iotdb.apache.org <dev@iotdb.apache.org> Betreff: Re: Who can review this pr? It is about upgrading antlr3 to antlr4, I don't think it's a good idea to use a software that is no longer maintained. On Wed, Nov 27, 2019 at 9:16 AM Boris Zhu <zhutianci123...@gmail.com> wrote: > Hi, > Can someone help me with reviewing this pr? > https://github.com/apache/incubator-iotdb/pull/564 > > Best > Boris >