Vladimir, I guess Project rule doesn't have a child matcher. Put into it child "any" match rule and it will apply on each child node transformation.
Regards, Igor вт, 29 окт. 2019 г., 7:07 Danny Chan <[email protected]>: > Vladimir, all you need to do is to change the convention of the root node, > the volcano would propagate the convention to all its input nodes when > registering them to the planner. You can take this code [1] for reference :) > > [1] > https://github.com/apache/calcite/blob/1ef2821695ca6e10fbad7b8efe7246c4a20143af/core/src/main/java/org/apache/calcite/tools/Programs.java#L324 > > Best, > Danny Chan > 在 2019年10月29日 +0800 AM5:24，[email protected]，写道： > > > > n of the scan. >
