>In most cases the internal representation of date objects in the Enumerable >convention are longs [1].
For the reference you give, date object is Integer internal instead of long. Best, Danny Chan 在 2019年10月6日 +0800 PM2:57,dev@calcite.apache.org,写道: > > In most cases the internal representation of date objects in the Enumerable > convention are longs [1].