I also noticed the same problem several days ago when a colleague complained he failed to build Calcite according to the documents on website.
E.g., https://calcite.apache.org/docs/howto.html#building-from-a-source-distribution *$ git clone git://github.com/apache/calcite.git <http://github.com/apache/calcite.git>$ cd calcite$ ./mvnw install $ mvn clean$ mvn package... hacks ...$ mvn package -DskipGenerate* https://calcite.apache.org/develop/#download-source-build-and-run-tests *$ git clone git://github.com/apache/calcite.git <http://github.com/apache/calcite.git>$ cd calcite$ mvn install* Vladimir Sitnikov <sitnikov.vladi...@gmail.com> 于2020年1月7日周二 下午7:44写道: > Can you clarify an url which has stale information? > > Vladimir >